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occidentalis, Taxa Only, Exact Match: 300 Treatments

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Distaplia occidentalis     Lambert, Gretchen, 2019, The Ascidiacea collected during the 2017 British Columbia Hakai MarineGEO BioBlitz, Zootaxa 4657 (3), pp. 401-436 : 412-413 412-413
Compsothespis occidentalis     Schwarz, Christian J., Pohl, Marius & Frank, Erik T., 2023, A preliminary checklist of the praying mantids of Comoé National Park, Ivory Coast (Insecta: Mantodea), Zootaxa 5373 (1), pp. 1-64 : 25 25
Atractomorpha occidentalis     Roy, Roger, 2003, Les Acridiens du Nimba et de sa région, Mémoires du Muséum national d'Histoire naturelle 190, pp. 311-392 : 322 322
Pelidnota micobalaguerae subsp. occidentalis     Moore, Matthew R., Jameson, Mary L., Garner, Beulah H., Audibert, Cedric, Smith, Andrew B. T. & Seidel, Matthias, 2017, Synopsis of the pelidnotine scarabs (Coleoptera, Scarabaeidae, Rutelinae, Rutelini) and annotated catalog of the species and subspecies, ZooKeys 666, pp. 1-349 : 1 1
Celtis occidentalis     Konrad Lauber, Gerhart Wagner & Andreas Gygax, 2018, Flora Helvetica - Cannabaceae, Flora Helvetica, Bern: Haupt Verlag, pp. 230-230 : 230 230
Aubria occidentalis     Miracle, Eulàlia Gassó, Van, Lars W., Ostende, Den Hoek & Arntzen, Jan Willem, 2007, Type specimens of amphibians in the National Museum of Natural History, Leiden, The Netherlands, Zootaxa 1482, pp. 25-68 : 30 30
Blastopsylla occidentalis     Halbert, Susan E. & Burckhardt, Daniel, 2020, The psyllids (Hemiptera: Psylloidea) of Florida: newly established and rarely collected taxa and checklist, Insecta Mundi 2020 (788), pp. 1-88 : 25 25
Plagiorchiida   new species  Szidat, L., 1944, Weitere Untersuchungen uber die Trematodenfauna einheimischer Susswasserfische. ii. Mitteilung. Die Gattung Sphaerostomum (Stiles and Hassall, 1898) Looss, 1899 und Verwandte., Zeitschrift für Parasitenkunde 13, No. 2, pp. 183-214 : 202 202
Pseudohydromys occidentalis     Wilson, Don E. & Reeder, DeeAnn, 2005, Order Rodentia - Family Muridae, Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 2, Baltimore: The Johns Hopkins University Press, pp. 1189-1531 : 1453 1453
Ocnerodrilus occidentalis     Feijoo, Alexander & Lavelle, Patrick, 2023, New species and records of earthworms (Annelida, Oligochaeta: Crassiclitellata) in small holder farming systems in the Peruvian Amazon, Zootaxa 5255 (1), pp. 157-170 : 168 168
Dactylorhiza majalis subsp. occidentalis     D. M. Moore (ed.), 1980, CCIII Orchidaceae, Flora Europaea, Vol 5: Alismataceae to Orchidaceae, Camebridge: Cambridge University Press, pp. 325-350 : 335 335
Ocnerodrilus occidentalis     Plisko, Jadwiga D. & Nxele, Thembeka C., 2015, An annotated key separating foreign earthworm species from the indigenous South African taxa (Oligochaeta: Acanthodrilidae, Eudrilidae, Glossoscolecidae, Lumbricidae, Megascolecidae, Microchaetidae, Ocnerodrilidae and Tritogeniidae), African Invertebrates 56 (3), pp. 663-663 : 702 702
Hakiulus occidentalis     Keller, Oliver, Dunn, Ann & Soto-Adames, Felipe, 2023, An annotated catalog of the primary type material of Myriapoda deposited in the Florida State Collection of Arthropods in Gainesville, FL, USA, Zootaxa 5293 (2), pp. 230-250 : 236 236
Stenobothrus occidentalis     Hollier, John, 2012, An annotated list of the Orthoptera (Insecta) species described by Henri de Saussure, with an account of the primary type material housed in the Muséum d’histoire naturelle de Genève, Part 3: The Acridoidea excluding the Acrididae: Oedipodinae, Revue suisse de Zoologie 119 (3), pp. 303-339 : 325-326 325-326
Passalus (Pertinax) occidentalis   stat. nov.  Bevilaqua, Marcus & Fonseca, Claudio Ruy Vasconcelos da, 2020, Redescription of the species of Passalus Fabricius, 1792 (Coleoptera: Passalidae) described by Walter Douglas Hincks (1906 - 1961) deposited in the Museum of the University of Manchester, Journal of Natural History 54 (5 - 6), pp. 321-350 : 331-336 331-336
Gonamytta occidentalis     Naskrecki, Piotr & Guta, Ricardo, 2019, Katydids (Orthoptera: Tettigoniidae) of Gorongosa National Park and Central Mozambique, Zootaxa 4682 (1), pp. 1-119 : 31 31
Paraphotina occidentalis     Rivera, Julio & Vergara-Cobián, Clorinda, 2017, A checklist of the praying mantises of Peru: new records, one new genus (Piscomantis gen. n.) and biogeographic remarks (Insecta, Mantodea), Zootaxa 4337 (3), pp. 361-389 : 372 372
Schizomida   new species  Rowland, J. Mark, 1975, A partial revision of Schizomida (Arachnida), with descriptions of new species, genus, and family, Occasional Papers of the Museum of Texas Tech University 31, pp. 1-21 : 4 4
Rubus occidentalis   spec. nov.  Linnaeus, Carolus, 1753, Species plantarum: exhibentes plantas rite cognitas, ad genera relatas, cum differentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas, Stockholm: Laurentius Salvius : 493 493
Peperomia cymbifolia subsp. var. var. occidentalis   var. nov.  Pino Infante, Guillermo Eloy, Samain, Marie-Stephanie, Alban Castillo, Joaquina Adelaida & Alomia Collazos, Luis Enrique Aaron, 2023, Species of Peperomia (Piperaceae) from the Sana River Valley, Peru, PhytoKeys 225, pp. 1-40 : 1 1
Pseudoschoengastia occidentalis     Nielsen, David H., Robbins, Richard G. & Rueda, Leopoldo M., 2021, Annotated world checklist of the Trombiculidae and Leeuwenhoekiidae (1758 - 2021) (Acari: Trombiculoidea), with notes on nomenclature, taxonomy, and distribution, Zootaxa 4967 (1), pp. 1-243 : 79 79
Faramea occidentalis     Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part I), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 586-598 : 598 598
Veneroida   new species  Smith, Edgar A., 1885, Report on the Lamellibranchiata collected by H. M. S. Challenger during the years 1873 - 1876, Report on the Scientific Results of the Voyage of H. M. S. Challenger During the Years 1873 – 76, Zoology 13, No. 35, pp. 1-341 : 206 206
Cis occidentalis   sp. nov.  Lawrence, John F., 2019, The Australian Ciidae (Coleoptera: Tenebrionoidea): supplement, Zootaxa 4555 (4), pp. 451-490 : 452 452
Ocnerodrilus occidentalis     Plisko, Jadwiga Danuta, 2010, Megadrile earthworm taxa introduced to South African soils (Oligochaeta: Acanthodrilidae, Eudrilidae, Glossoscolecidae, Lumbricidae, Megascolecidae, Ocnerodrilidae), African Invertebrates 51 (2), pp. 289-289 : 305-306 305-306
Uroplectes occidentalis     Lourenço, Wilson R., 2000, Analyse taxonomique de quelques espèces du genre Uroplectes Peters, 1861 présentes en Angola et description d’une espèce nouvelle (Scorpiones, Buthidae), Zoosystema 22 (3), pp. 499-506 : 500-502 500-502
Cryptocarya occidentalis   nom. nov.  van der Werff, Henk, 2013, Nomenclatural notes on Cryptocarya R. Br. (Lauraceae) from Madagascar, Candollea 68 (2), pp. 303-306 : 305-306 305-306
Astrotischeria occidentalis     Jonas R. Stonis, Arūnas Diškus, Fernando Carvalho Filho & Owen T. Lewis, 2018, American Asteraceae-feeding Astrotischeria species with a highly modified, three-lobed valva in the male genitalia (Lepidoptera, Tischeriidae), Zootaxa 4469 (1), pp. 1-69 : 60 60
Rubus occidentalis     Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part R), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 785-805 : 801 801
Frankliniella occidentalis     Rasool, Iftekhar, Alattal, Yehya Zaki & Aldhafer, Hathal M., 2023, Faunistic inventory, identification keys and zoogeographical analysis of the Thysanoptera-Terebrantia of Saudi Arabia, including two new species, Zootaxa 5306 (2), pp. 151-200 : 178 178
Pectinopygus occidentalis     Sánchez-Montes, Sokani, Colunga-Salas, Pablo, Álvarez-Castillo, Lucía, Guzmán-Cornejo, Carmen & Montiel-Parra, Griselda, 2018, Chewing lice (Insecta: Phthiraptera) associated with vertebrates in Mexico, Zootaxa 4372 (1), pp. 1-109 : 37-38 37-38
Arytinnis occidentalis   sp. nov.  Percy Csiro, Diana M., 2003, Legume-feeding psyllids (Hemiptera, Psylloidea) of the Canary Islands and Madeira, Journal of Natural History 37, pp. 397-461 : 426-429 426-429
Nothogreniera occidentalis     A. Craig, Douglas, Currie, Douglas C. & Moulton, John K., 2018, Nothogreniera new genus, for two species of Australian " Paracnephia " (Diptera: Simuliidae), Zootaxa 4444 (4), pp. 351-380 : 368-378 368-378
Acarelliptus occidentalis     XUE, XIAO-FENG, WANG, ZHEN, SONG, ZI-WEI & HONG, XIAO-YUE, 2009, Eriophyoid mites on Fagaceae with descriptions of seven new genera and eleven new species (Acari: Eriophyoidea), Zootaxa 2253 (1), pp. 1-95 : 47 47
Tabanus occidentalis     Wolff, Marta & Miranda-Esquivel, Daniel Rafael, 2016, FAMILY TABANIDAE, Zootaxa 4122 (1), pp. 249-301 : 283 283
Ooctonus occidentalis     Huber, John T., Read, Jennifer D. & Triapitsyn, Serguei V., 2020, Illustrated key to genera and catalogue of Mymaridae (Hymenoptera) in America north of Mexico, Zootaxa 4773 (3), pp. 1-411 : 276 276
Bruchus occidentalis     Stojanova, Anelia & György, Zoltán, 2011, Checklist of the Bulgarian Bruchinae (Coleoptera: Chrysomelidae), ZooNotes 25 (25), pp. 1-7 : 5 5
Paracoracias occidentalis   new species  Clarke, Julia A., Ksepka, Daniel T., Smith, N. Adam & Norell, Mark A., 2009, Combined phylogenetic analysis of a new North American fossil species confirms widespread Eocene distribution for stem rollers (Aves, Coracii), Zoological Journal of the Linnean Society 157, No. 3, pp. 586-611 : 589 589
Gymnotettix occidentalis     Cadena-Castañeda, Oscar J. & Monzón-Sierra, José, 2014, Studies in Guatemalan Caelifera: New grasshoppers and monkey grasshoppers (Orthoptera: Caelifera: Acridoidea & Eumastacoidea) and an updated checklist, Zootaxa 3857 (3), pp. 379-411 : 389 389
Laparocerus occidentalis     Machado, Antonio, 2006, The type material of the species of Laparocerus Schönherr, 1834 (Coleoptera, Curculionidae, Entiminae), Journal of Natural History 40 (35 - 37), pp. 2001-2055 : 2031 2031
Acanthoponera occidentalis   n.sp.  Clark, J., 1926, Australian Formicidae., Journal of the Royal Society of Western Australia 12, pp. 43-52 : -1 -1
Platanus occidentalis     Carlton, Christopher E., MacRae, Ted C., Tishechkin, Alexey K., Bayless, Victoria L. & Johnson, Wood, 2018, Annotated Checklist of the Buprestidae (Coleoptera) from Louisiana, The Coleopterists Bulletin 72 (2), pp. 351-367 : 352 352
Austroscaeva occidentalis     Barahona-Segovia, Rodrigo M., Riera, Pamela, Pañinao-Monsálvez, Laura, Guzmán, Vicente Valdés & Henríquez-Piskulich, Patricia, 2021, Updating the knowledge of the flower flies (Diptera: Syrphidae) from Chile: Illustrated catalog, extinction risk and biological notes, Zootaxa 4959 (1), pp. 1-178 : 119 119
Avahi occidentalis     Wilson, Don E. & Reeder, DeeAnn, 2005, Order Primates, Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1, Baltimore: The Johns Hopkins University Press, pp. 111-184 : 119 119
Uroptychus occidentalis     Baba, Keiji & Wicksten, Mary K., 2019, Chirostyloidean squat lobsters (Crustacea: Decapoda: Anomura) from the Galapagos Islands, Zootaxa 4564 (2), pp. 391-421 : 411-416 411-416
Blepharipoda occidentalis     Wicksten, Mary K., 2012, Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371, Zootaxa 3371, pp. 1-307 : 161 161
Lepidotus occidentalis     Leidy, J., 1860, Extinct vertebrata from the Judith River and Great Lignite formations of Nebraska., Transactions of the American Philosophical Society 11, pp. 139-154 : 149 149
Proszynellus occidentalis   sp. nov.  Patoleta, Barbara & Żabka, Marek, 2015, Proszynellus — a new jumping spider genus from Australia (Araneae: Salticidae), Zootaxa 3926 (2), pp. 257-267 : 264 264
Scorpio maurus subsp. occidentalis     Monod, Lionel, Duperre, Nadine & Harms, Danilo, 2019, An annotated catalogue of the scorpion types (Arachnida, Scorpiones) held in the Zoological Museum Hamburg. Part I: Parvorder Iurida Soleglad & Fet, 2003, Evolutionary Systematics 3 (2), pp. 109-200 : 109 109
Hemiptera   new species  Glendenning, R., 1926, Some new aphids from British Columbia, Canadian Entomologist 58, No. 4, pp. 95-98 : 96 96
Leptoglossus occidentalis     Lugo, David, Suarez, Daniel, Martin, Sonia, Afonso, Oscar Martin, Martin, Alicia & Ruiz, Carlos, 2023, First record of Leptoglossus occidentalis Heidemann, 1910 (Hemiptera, Coreidae) in the Canary Islands, a novel pine pest detected through citizen science in an oceanic archipelago, Biodiversity Data Journal 11, pp. 109851-109851 : 109851 109851
Cyrthosia occidentalis     Sforzi, Alessandra & Sommaggio, Daniele, 2021, Catalog of the Diptera types described by Camillo Rondani, Zootaxa 4989 (1), pp. 1-438 : 165-166 165-166
Siluriformes   new species  Regan, C. T., 1904, A monograph of the fishes of the family Loricariidae, Transactions of the Zoological Society of London 17, No. 3, pp. 191-350 : 257 257
Scorpaeniformes   new species  Motomura, Hiroyuki, 2004, Revision of the scorpinofish genus Neosebastes (Scorpaeniformes: Neosebastidae), with descriptions of five new species., Indo-Pacific Fishes 37, pp. 1-76 : 51 51
Mystaria occidentalis   comb. nov.  Honiball Lewis, Allet S. & Dippenaar-Schoeman, Ansie S., 2014, Revision of the spider genus Mystaria Simon, 1895 (Araneae: Thomisidae) and the description of a new genus from the Afrotropical region, Zootaxa 3873 (2), pp. 101-144 : 123-124 123-124
Malacocephalus occidentalis     Blend, Charles K., Dronen, Norman O. & Armstrong, Howard W., 2016, Podocotyle nimoyi n. sp. (Digenea: Opecoelidae: Plagioporinae) and a re-description of Podocotyle pearsei Manter, 1934 from five species of deep-sea macrourids from the Gulf of Mexico and Caribbean Sea, Zootaxa 4117 (4), pp. 491-512 : 502-508 502-508
Eriocoma occidentalis subsp. californica     Peterson, Paul M., Romaschenko, Konstantin, Soreng, Robert J. & Reyna, Jesus Valdes, 2019, A key to the North American genera of Stipeae (Poaceae, Pooideae) with descriptions and taxonomic names for species of Eriocoma, Neotrinia, Oloptum, and five new genera: Barkworthia, x Eriosella, Pseudoeriocoma, Ptilagrostiella, and Thorneochloa, PhytoKeys 126, pp. 89-125 : 96 96
Stephanothrips occidentalis     Dang, Li-Hong & Qiao, Ge-Xia, 2014, Key to the fungus-feeder Phlaeothripinae species from China (Thysanoptera: Phlaeothripidae), Zoological Systematics 39 (3), pp. 313-358 : 332-353 332-353
Hipparchia azorina subsp. occidentalis     Borges, Paulo A. V., Gaspar, Clara, Crespo, Luis Carlos Fonseca, Rigal, Francois, Cardoso, Pedro, Pereira, Fernando, Rego, Carla, Amorim, Isabel R., Melo, Catarina, Aguiar, Carlos, Andre, Genage, Mendonca, Enesima P., Ribeiro, Servio, Hortal, Joaquin, Santos, Ana M. C., Barcelos, Luis, Enghoff, Henrik, Mahnert, Volker, Pita, Margarida T., Ribes, Jordi, Baz, Arturo, Sousa, Antonio B., Vieira, Virgilio, Wunderlich, Joerg, Parmakelis, Aristeidis, Whittaker, Robert J., Quartau, Jose Alberto, Serrano, Artur R. M. & Triantis, Kostas A., 2016, New records and detailed distribution and abundance of selected arthropod species collected between 1999 and 2011 in Azorean native forests, Biodiversity Data Journal 4, pp. 10948-10948 : 10948 10948
Cabdio occidentalis     Sayyadzadeh, Golnaz & Esmaeili, Hamid Reza, 2024, Freshwater lamprey and fishes of Iran: Reappraisal and updated checklist with a note on Eagderi et al. (2022), Zootaxa 5402 (1), pp. 1-99 : 51 51
Montenegrina perstriata subsp. occidentalis     Feher, Zoltan & Szekeres, Miklos, 2016, Taxonomic revision of the rock-dwelling door snail genus Montenegrina Boettger, 1877 (Mollusca, Gastropoda, Clausiliidae), ZooKeys 599, pp. 1-137 : 66-67 66-67
Pseudohydromys occidentalis     James H. Honacki, Kenneth E. Kinman & James W. Koeppl, 1982, Order Rodentia (Part 5), Mammal Species of the World (1 st Edition), Lawrence, Kansas, USA: Alien Press, Inc. & The Association of Systematics Collections, pp. 504-560 : 544 544
Sambomorpha occidentalis     Pérez-Hernández, Cisteil Xinum, 2017, An annotated catalogue of the Coleoptera types deposited in the National Insect Collection (CNIN) of the National Autonomous University of Mexico, Zootaxa 4288 (1), pp. 1-128 : 22 22
Pleuroseta occidentalis   sp. nov.  Kuwahara, Gregory K. & Marshall, Stephen A., 2023, A revision of the Australian genus Pleuroseta Richards (Diptera, Sphaeroceridae), European Journal of Taxonomy 910, pp. 69-97 : 74-80 74-80
Eurhoptus occidentalis   sp. n.  Anderson, Robert S. & Caterino, Michael S., 2018, A revision of the genus Eurhoptus LeConte, 1876 (Curculionidae, Cryptorhynchinae) of America north of Mexico, ZooKeys 787, pp. 37-80 : 66-69 66-69
Coleoptera   new species  Hawlitschek, Oliver, Porch, Nick, Hendrich, Lars & Balke, Michael, 2011, Ecological niche modelling and nDNA sequencing support a new, morphologically cryptic beetle species unveiled by DNA barcoding, Public Library of Science, ONE 6, No. 2, pp. 16662-16662 : 16662--1 16662--1
Stephanothrips occidentalis     Tong, Xiaoli & Zhao, Chao, 2017, Review of fungus-feeding urothripine species from China, with descriptions of two new species (Thysanoptera: Phlaeothripidae), Zootaxa 4237 (2), pp. 307-320 : 316 316
Mantodea   new species  Roy, Roger & Stiewe, Martin B. D., 2017, Révision du genre Belomantis Giglio-Tos, 1914 (Mantodea, Toxoderidae), Bulletin de la Société Entomologique de France 122, No. 3, pp. 287-295 : 287-295 287-295
Pareumenes (Pareumenes) sansibaricus subsp. occidentalis     J. M, Gusenleitner, J. & Madl, M., 2010, A Catalogue of the Eumeninae (Hymenoptera: Vespidae) of the Ethiopian Region excluding Malagasy Subregion. Part II: Genera Delta de SAUSSURE 1885 to Zethus FABRICIUS 1804 and Species Incertae Sedis, Linzer biologische Beiträge 42 (1), pp. 95-315 : 190 190
Cypriniformes   new species  Ayres, W. O., 1854, [Description of new fishes from California.] (Minutes of Academy meetings were printed in “ The Pacific ” (a newspaper) shortly after each meeting. New species date to publication in The Pacific. Dates of publication are given in each species account), The Pacific 3, No. 6 : 10 10
Paravespa (Gestrodynerus) occidentalis     J. M, Gusenleitner, J. & Madl, M., 2010, A Catalogue of the Eumeninae (Hymenoptera: Vespidae) of the Ethiopian Region excluding Malagasy Subregion. Part II: Genera Delta de SAUSSURE 1885 to Zethus FABRICIUS 1804 and Species Incertae Sedis, Linzer biologische Beiträge 42 (1), pp. 95-315 : 185 185
Catocala chelidonia subsp. occidentalis   subsp. nov.  Hawks, David, 2010, Review of the Catocala delilah species complex (Lepidoptera, Erebidae), ZooKeys 39 (39), pp. 13-35 : 31 31
Pogonomyrmex occidentalis     Ward, P. S., 2005, A synoptic review of the ants of California (Hymenoptera: Formicidae)., Zootaxa 936, pp. 1-68 : -1 -1
Chiroleptes occidentalis   sp. nov.  Anstis, Marion, Price, Luke C., Roberts, J. Dale, Catalano, Sarah R., Hines, Harry B., Doughty, Paul & Donnellan, Stephen C., 2016, Revision of the water-holding frogs, Cyclorana platycephala (Anura: Hylidae), from arid Australia, including a description of a new species, Zootaxa 4126 (4), pp. 451-479 : 469-472 469-472
Malacocephalus occidentalis     Bray, R. A., Waeschenbach, A., Dyal, P., Littlewood, D. T. J. & Morand, S., 2014, New digeneans (Opecoelidae) from hydrothermal vent fishes in the south eastern Pacific Ocean, including one new genus and five new species, Zootaxa 3768 (1), pp. 73-87 : 82 82
Discozantaena occidentalis   sp. nov.  Bilton, David T & Perkins, Philip D, 2012, Two new species of Parhydraenini from South Africa (Coleoptera: Hydraenidae), Zootaxa 3342, pp. 51-59 : 52-53 52-53
Ellipsoscapha occidentalis     Cunha, Carlo M. & Salvador, Rodrigo B., 2018, Type specimens of fossil " Architectibranchia " and Cephalaspidea (Mollusca, Heterobranchia) in the Academy of Natural Sciences of Philadelphia, Zoosystematics and Evolution 94 (2), pp. 505-527 : 505 505
Galendromus (Galendromus) occidentalis     Liao, Jhih-Rong, Ho, Chyi-Chen & Ko, Chiun-Cheng, 2021, Predatory mites (Acari: Mesostigmata: Phytoseiidae) intercepted from samples imported to Taiwan, with description of a new species, Zootaxa 4927 (3), pp. 301-330 : 310 310
Otomys occidentalis     Wilson, Don E. & Reeder, DeeAnn, 2005, Order Rodentia - Family Muridae, Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 2, Baltimore: The Johns Hopkins University Press, pp. 1189-1531 : 1528 1528
Bittacomorpha occidentalis     Fasbender, Andrew & Courtney, Gregory W., 2017, A revision of Bittacomorphinae with a review of the monophyly of extant subfamilies of Ptychopteridae (Diptera), Zootaxa 4309 (1), pp. 1-69 : 35-37 35-37
Ocnerodrilus occidentalis     Szederjesi, Tímea, Vavoulidou, Evangelia, Chalkia, Christina, Dányi, László & Csuzdi, Csaba, 2017, An annotated checklist of earthworms of Greece (Clitellata: Megadrili), Zootaxa 4272 (1), pp. 57-82 : 76 76
Mautodontha (Garrettoconcha) occidentalis   sp. nov.  Sartori, André F., Gargominy, Olivier & Fontaine, Benoît, 2014, Radiation and decline of endodontid land snails in Makatea, French Polynesia, Zootaxa 3772 (1), pp. 1-68 : 20-21 20-21
Hoplitis (Alcidamea) occidentalis   sp. nov.  Müller, Andreas, 2012, New European bee species of the tribe Osmiini (Hymenoptera: Apoidea: Megachilidae), Zootaxa 3355, pp. 29-50 : 38-39 38-39
Senna occidentalis     Rauber, Cristiane Ritter, Lima, Laura Cristina Pires, Caxambu, Marcelo Galeazzi & Temponi, Lívia Godinho, 2021, Synopsis of Leguminosae from Iguaçu National Park, Paraná, Brazil, Phytotaxa 501 (2), pp. 245-280 : 272-273 272-273
Anonconotus occidentalis     Giuliano, Davide, 2022, Orthopteran diversity and distribution in the Monviso Natural Park (Western Italian Alps) (Orthoptera), Fragmenta entomologica 54 (1), pp. 45-64 : 51-52 51-52
Cosmopsaltria giganta subsp. occidentalis     Sanborn, Allen F., 1999, Cicada (Homoptera: Cicadoidea) Type Material in the Collections of the American Museum of Natural History, California Academy of Sciences, Snow Entomological Museum, Staten Island Institute of Arts and Sciences, and the United States National Museum, The Florida Entomologist 82 (1), pp. 34-60 : 43-44 43-44
Eurydactylodes occidentalis     Bauer, Aaron M., Jackman, Todd R., Sadlier, Ross A. & Whitaker, Anthony H., 2012, Revision of the giant geckos of New Caledonia (Reptilia: Diplodactylidae: Rhacodactylus), Zootaxa 3404, pp. 1-52 : 16 16
Graptoleberis occidentalis     Macêdo, Rafael Lacerda, Sousa, Francisco Diogo R., Jesus, Sheila Bonfim de, Nunesmaia, Bárbara Janaina Bezerra, Branco, Christina Wyss Castelo & Elmoor-Loureiro, Lourdes M. A., 2021, Cladocera (Crustacea, Branchiopoda) species of Bahia State, Brazil: a critical update on species descriptions, distributions, and new records, Nauplius (e 2021011) 29, pp. 1-26 : 25 25
Ianthocincla rufogularis subsp. occidentalis     Mary, Croy, History, Bulletin Of The American Museum Of Natural, At, Central Park West, Street, Th, York, New & Ny, 2005, Type Specimens Of Birds In The American Museum Of Natural History. Part 6. Passeriformes: Prunellidae, Turdidae, Orthonychidae, Timaliidae, Paradoxornithidae, Picathartidae, And Polioptilidae, Bulletin of the American Museum of Natural History 2005 (292), pp. 1-132 : 90-91 90-91
Tricellaria occidentalis     Grischenko, Andrei V., Dick, Matthew H. & Mawatari, Shunsuke F., 2007, Diversity and taxonomy of intertidal Bryozoa (Cheilostomata) at Akkeshi Bay, Hokkaido, Japan, Journal of Natural History 41 (17 - 20), pp. 1047-1161 : 1091-1093 1091-1093
Machimus occidentalis     Dennis, D. Steve, Barnes, Jeffrey K. & Knutson, Lloyd, 2008, Pupal cases of Nearctic robber flies (Diptera: Asilidae), Zootaxa 1868 (1), pp. 1-98 : 88 88
Frankliniella occidentalis     Vierbergen, Gijsbertus, 2014, Thysanoptera intercepted in the Netherlands on plant products from Ethiopia, with description of two new species of the genus Thrips, Zootaxa 3765 (3), pp. 269-278 : 272 272
Hapalemur occidentalis     Wilson, Don E. & Reeder, DeeAnn, 2005, Order Primates, Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1, Baltimore: The Johns Hopkins University Press, pp. 111-184 : 116 116
Conus occidentalis   spec. nov.  Linnaeus, Carolus, 1758, Systema Naturae per regna tria naturae: secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis, Stockholm: Laurentius Salvius : 714 714
Aphelocheirus occidentalis     Carbonell, José Antonio, Abellán, Pedro, Arribas, Paula, Elder, Jean François & Millán, Andrés, 2011, The genus Aphelocheirus Westwood, 1833 (Hemiptera: Aphelocheiridae) in the Iberian Peninsula, Zootaxa 2771, pp. 1-16 : 5 5
Hephthopelta occidentalis   sp. nov.  Ng, Peter K. L. & Castro, Peter, 2016, Revision of the family Chasmocarcinidae Serène, 1964 (Crustacea, Brachyura, Goneplacoidea), Zootaxa 4209 (1), pp. 1-182 : 53-55 53-55
Senna occidentalis     Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part C), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 370-473 : 392 392
Zalmoxis occidentalis   comb. nov.  Sharma, Prashant P., Kury, Adriano B. & Giribet, Gonzalo, 2011, Zalmoxidae (Arachnida: Opiliones: Laniatores) of the Paleotropics: a catalogue of Southeast Asian and Indo-Pacific species, Zootaxa 2972, pp. 37-58 : 50-51 50-51
Sabellida   new species  McIntosh, William C., 1885, Report on the Annelida Polychæta collected by H. M. S. Challenger during the years 1873 – 76, Report on the Scientific Results of the Voyage of H. M. S. Challenger During the Years 1873 – 76, Zoology 12, No. 34, pp. 1-554 : 529 529
Caridina occidentalis   sp. nov.  Mazancourt, Valentin de, Bréthiot, Julien, Marquet, Gérard & Keith, Philippe, 2022, West Side Story: A molecular and morphological study of Caridina longicarpus Roux, 1926 (Decapoda, Caridea, Atyidae) from New Caledonia reveals a new species, Zoosystema 44 (18), pp. 463-474 : 469-472 469-472
Perciformes   new species  Greenfield, David W. Dr., 1979, A review of the western Atlantic Starksia ocellata - complex (Pisces: Clinidae) with the description of two new species and proposal of superspecies status, Fieldiana Zoology, New Series 73, No. 2, pp. 9-48 : 27 27
Siluriformes   new species  Gill, T. N., 1861, Descriptions of new species of Pimelodinae (abridged from the forthcoming report of Captain J. H. Simpson), Proceedings of the Boston Society of Natural History 8, pp. 42-46 : 45 45
Culicoides (Monoculicoides) occidentalis     Huerta, Rodríguez, Ana M., William L. Grogan, Jr. & Ibáñez-Bernal, Sergio, 2012, New records of biting midges of the genus Culicoides Latreille from Mexico (Diptera: Ceratopogonidae), Insecta Mundi 2012 (211), pp. 1-20 : 13 13
Platanus occidentalis     Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part P), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 718-782 : 749-750 749-750
Scorpaeniformes   new species  Lindberg, G. U., 1950, Description of a new species in the genus Anoplagonus Gill (Pisces, Agonidae) from the Sea of Japan, Issled. Dal'nevost. Morei SSSR 2, pp. 303-304 : 303 303
Hermanniella occidentalis     Behan-Pelletier, Valerie M. & Lindo, Zoë, 2019, Checklist of oribatid mites (Acari: Oribatida) of Canada and Alaska, Zootaxa 4666 (1), pp. 1-180 : 52 52
Pseudovermilia occidentalis     Bastida-Zavala, J. Rolando, 2008, Serpulids (Annelida: Polychaeta) from the Eastern Pacific, including a brief mention of Hawaiian serpulids, Zootaxa 1722, pp. 1-61 : 40-42 40-42
Malacocephalus occidentalis     Melo, Marcelo R. S., Braga, Adriana C., Nunan, Gustavo W. A. & Costa, Paulo A. S., 2010, On new collections of deep-sea Gadiformes (Actinopterygii: Teleostei) from the Brazilian continental slope, between 11 ° and 23 ° S, Zootaxa 2433, pp. 25-46 : 36 36
Colobus guereza subsp. occidentalis     Wilson, Don E. & Reeder, DeeAnn, 2005, Order Primates, Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1, Baltimore: The Johns Hopkins University Press, pp. 111-184 : 168 168
Renclasea occidentalis   sp. nov.  Tishechkin, Alexey K. & Caterino, Michael S., 2009, A new North American genus of Hetaeriinae (Coleoptera: Histeridae), with descriptions of six new species from the U. S. A. and Mexico, Zootaxa 2311, pp. 1-18 : 13-14 13-14
Leptogenys (Lobopelta) nitida subsp. occidentalis     Bernard, F., 1953, La reserve naturelle integrale du Mt Nimba. XI. Hymenopteres Formicidae., Memoires de l'Institut Francais d'Afrique Noire 19, pp. 165-270 : 211 211
Colocania occidentalis   sp. n.  Gonzalez-Obando, Ranulfo, Aldrete, Alfonso N. Garcia, Carrejo-Gironza, Nancy & Mendivil, Julian, 2018, A new genus of Ptiloneuridae, its position within the family, and descriptions of five species (Psocodea, ' Psocoptera'), ZooKeys 780, pp. 11-34 : 11 11
Corasoides occidentalis   sp. nov.  Humphrey, Margaret, 2017, A Revision and Cladistic Analysis of the Genus Corasoides Butler (Araneae: Desidae) with Descriptions of Nine New Species, Records of the Australian Museum 69 (1), pp. 15-64 : 48-53 48-53
Graphomya occidentalis     LÖWENBERG-NETO, PETER & DE CARVALHO, CLAUDIO J. B., 2013, Muscidae (Insecta: Diptera) of Latin America and the Caribbean: geographic distribution and check-list by country, Zootaxa 3650 (1), pp. 1-147 : 77 77
Cyrtolabulus occidentalis     Gusenleitner, J., 2013, Die Gattungen der Eumeninae im Nahen Osten, in Nordafrika und in Arabien (Hymenoptera: Vespidae: Eumeninae), Linzer biologische Beiträge 45 (1), pp. 5-107 : 23 23
Galendromus (Galendromus) occidentalis     Trincado, R. D., Martin, J. P. I., Méndez Rosa, D. D., Lopes, P. C. & De Moraes, G. J., 2018, Phytoseiid mites (Acari: Phytoseiidae) from Chile, with descriptions of three new species and a redescription of Chileseius camposi, Zootaxa 4482 (2), pp. 322-340 : 331-332 331-332
Megophthalmidia occidentalis     Kerr, Peter H., 2014, The Megophthalmidia (Diptera, Mycetophilidae) of North America including eight new species, ZooKeys 386, pp. 29-83 : 49-55 49-55
Perciformes   new species  Gill, Anthony C. & Edwards, Alasdair J., 2002, Two new species of the Indo-Pacific fish genus Pseudoplesiops (Perciformes, Pseudochromidae, Pseudoplesiopinae), Bulletin of the Natural History Museum, Zoology Series 68, No. 1, pp. 19-26 : 23 23
Cephalanthus occidentalis   spec. nov.  Linnaeus, Carolus, 1753, Species plantarum: exhibentes plantas rite cognitas, ad genera relatas, cum differentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas, Stockholm: Laurentius Salvius : 95 95
Neoacarus occidentalis     Martin, Peter, 2016, Larval morphology of benthic and interstitial water mites (Acari: Hydrachnidia) from a Luxembourgian stream, Zootaxa 4139 (4), pp. 451-480 : 472 472
Reinmara occidentalis   sp. n.  Laurent, Ryan A. St, Herbin, Daniel & Mielke, Carlos G. C., 2017, Revision of the genus Reinmara Schaus, 1928 (Lepidoptera, Mimallonoidea, Mimallonidae) with the descriptions of four new species from South America, ZooKeys 677, pp. 97-129 : 106-108 106-108
Cotylogaster occidentalis     Alves, Philippe V., Vieira, Fabiano M., Santos, Cláudia P., Scholz, Tomáš & Luque, José L., 2015, A Checklist of the Aspidogastrea (Platyhelminthes: Trematoda) of the World, Zootaxa 3918 (3), pp. 339-396 : 375 375
Uroplectes occidentalis     Prendini, Lorenzo, 2015, Three new Uroplectes (Scorpiones: Buthidae) with punctate metasomal segments from tropical central Africa, American Museum Novitates 2015 (3840), pp. 1-32 : 29 29
Platanus occidentalis     Howell, Nathan, Krings, Alexander & Braham, Richard R, 2016, Guide to the littoral zone vascular flora of Carolina bay lakes (U. S. A.), Biodiversity Data Journal 4, pp. 7964-7964 : 7964 7964
Pelidnota unicolor subsp. occidentalis     Moore, Matthew R., Jameson, Mary L., Garner, Beulah H., Audibert, Cedric, Smith, Andrew B. T. & Seidel, Matthias, 2017, Synopsis of the pelidnotine scarabs (Coleoptera, Scarabaeidae, Rutelinae, Rutelini) and annotated catalog of the species and subspecies, ZooKeys 666, pp. 1-349 : 1 1
Pectinopygus occidentalis     Palma, Ricardo L. & Peck, Stewart B., 2013, <strong> An annotated checklist of parasitic lice (Insecta: Phthiraptera) from the Galápagos Islands </ strong>, Zootaxa 3627 (1), pp. 1-87 : 45 45
Cotylogaster occidentalis     Alves, Philippe V., Vieira, Fabiano M., Santos, Cláudia P., Scholz, Tomáš & Luque, José L., 2015, A Checklist of the Aspidogastrea (Platyhelminthes: Trematoda) of the World, Zootaxa 3918 (3), pp. 339-396 : 370 370
Leptoglossus occidentalis     Çerçi, Bariş, Karataş, Ahmet & Karataş, Ayşegül, 2021, Insecta non gratae: New Distribution Records of Eight Alien Bug (Hemiptera) Species in Turkey with Contributions of Citizen Science, Zootaxa 5057 (1), pp. 1-28 : 8-10 8-10
Crenadactylus occidentalis   sp. nov.  Doughty, Paul, Ellis, Ryan J. & Oliver, Paul M., 2016, Many things come in small packages: Revision of the clawless geckos (Crenadactylus: Diplodactylidae) of Australia, Zootaxa 4168 (2), pp. 239-278 : 253-256 253-256
Belomantis occidentalis     Schwarz, Christian J., Pohl, Marius & Frank, Erik T., 2023, A preliminary checklist of the praying mantids of Comoé National Park, Ivory Coast (Insecta: Mantodea), Zootaxa 5373 (1), pp. 1-64 : 55 55
Stichopathes occidentalis     Lima, Manuela M., Cordeiro, Ralf T. S. & Perez, Carlos D., 2019, Black Corals (Anthozoa: Antipatharia) from the Southwestern Atlantic, Zootaxa 4692 (1), pp. 1-67 : 12 12
Stenelmis occidentalis     Pérez-Hernández, Cisteil Xinum, 2017, An annotated catalogue of the Coleoptera types deposited in the National Insect Collection (CNIN) of the National Autonomous University of Mexico, Zootaxa 4288 (1), pp. 1-128 : 47 47
Cephalanthus occidentalis     Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part C), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 370-473 : 403 403
Amphipoda   new species  Hirayama, Akira, 1986, A new atylid species (Crustacea; Amphipoda) from Otsuchi Bay, Northeast Japan, Proceedings of the Japanese Society of Systematic Zoology 33, pp. 4-10 : 4 4
Cardaminopsis halleri subsp. occidentalis     Info Flora, 2021, Info Flora Schweiz - Brassicaceae, https://www.infoflora.ch/de/flora/brassicaceae.html (accessed 2023-10-20) : -1 -1
Atherigona occidentalis     Muller, B. S., 2015, Illustrated key and systematics of male South African Atherigona s. str. (Diptera: Muscidae), African Invertebrates 56 (3), pp. 845-845 : 890 890
Agrypnus occidentalis   sp. nov.  Girard, Claude, 2003, Étude des peuplements d’Elateridae (Coleoptera) de la région du mont Nimba et descriptions de taxons nouveaux, Mémoires du Muséum national d'Histoire naturelle 190, pp. 393-550 : 416-418 416-418
Graphium arycles subsp. occidentalis     Irungbam, Jatishwor Singh, Meitei, Laishram Ricky, Huidrom, Harmenn, Soibam, Baleshwor Singh, Ngangom, Aomao, Ngangom, Bendang, Meitei, Ronald & Fric, Zdenek Faltynek, 2020, An Inventory Of The Butterflies Of Manipur, India (Insecta: Lepidoptera), Zootaxa 4882 (1), pp. 1-91 : 29 29
Spialia ploetzi subsp. occidentalis     Cock, Matthew J. W., 2016, Observations on the biology of Afrotropical Hesperiidae (Lepidoptera) with particular reference to Kenya. Part 10. Pyrginae, Carcharodini, Zootaxa 4173 (4), pp. 301-350 : 329-332 329-332
Molgula occidentalis     A. Palomino-Alvarez, Lilian, Moreira Rocha, Rosana & Simoes, Nuno, 2019, Checklist of ascidians (Chordata, Tunicata) from the southern Gulf of Mexico, ZooKeys 832, pp. 1-33 : 1 1
Platypedia putnami var. occidentalis     Sanborn, Allen F., 1999, Cicada (Homoptera: Cicadoidea) Type Material in the Collections of the American Museum of Natural History, California Academy of Sciences, Snow Entomological Museum, Staten Island Institute of Arts and Sciences, and the United States National Museum, The Florida Entomologist 82 (1), pp. 34-60 : 54 54
Anthaxia (Haplanthaxia) occidentalis   sp. nov.  Bílý, Svatopluk, 2020, A revision of the Anthaxia (Haplanthaxia) dispar Kerremans species-group (Coleoptera: Buprestidae: Anthaxiini), Zootaxa 4851 (3), pp. 522-534 : 532-533 532-533
Juniperus occidentalis     Westcott, Richard L., Parsons, Gary L. & Johnson, Paul J., 2006, New records and other notes for Oregon Coleoptera, Zootaxa 1142 (1), pp. 1-33 : 9-10 9-10
Leptothrips occidentalis     Mound, Laurence & O’Donnell, Cheryle, 2017, Predation, phytophagy and character state confusion among North American species of the genus Leptothrips (Thysanoptera: Phlaeothripinae), Zootaxa 4294 (3), pp. 301-315 : 311 311
Hotea (Tylonca) curculionoides subsp. occidentalis     Ghahari, Hassan, Moulet, Pierre & Rider, David A., 2014, An annotated catalog of the Iranian Pentatomoidea (Hemiptera: Heteroptera: Pentatomomorpha), Zootaxa 3837 (1), pp. 1-95 : 78 78
Astylosternus occidentalis     Rödel, Mark-Oliver, Barej, Michael F., Hillers, Annika, Leaché, Adam D., Kouamé, N’Goran G, Ofori-Boateng, Caleb, Assemian, Emmanuel, Tohé, Blayda, Penner, Johannes, Hirschfeld, Mareike, Doumbia, Joseph, Gonwouo, Legrand Nono, Nopper, Joachim, Brede, Christian, Diaz, Raul, Fujita, Matthew K., Gil, Marlon & H, Gabriel, 2012, The genus Astylosternus in the Upper Guinea rainforests, West Africa, with the description of a new species (Amphibia: Anura: Arthroleptidae), Zootaxa 3245, pp. 1-29 : 9-16 9-16
Mephitis mephitis subsp. occidentalis     Wilson, Don E. & Reeder, DeeAnn, 2005, Order Carnivora, Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1, Baltimore: The Johns Hopkins University Press, pp. 532-628 : 622 622
Scolopendra occidentalis   spec. nov.  Linnaeus, Carolus, 1758, Systema Naturae per regna tria naturae: secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis, Stockholm: Laurentius Salvius : 639 639
Strigeata   new species  Brooks, Daniel R. & Overstreet, Robin M., 1978, The family Liolopidae (Digenea) including a new genus and two new species from crocodilians., International Journal for Parasitology 8, No. 4, pp. 267-273 : 268 268
Galinthias occidentalis     Schwarz, Christian J., Pohl, Marius & Frank, Erik T., 2023, A preliminary checklist of the praying mantids of Comoé National Park, Ivory Coast (Insecta: Mantodea), Zootaxa 5373 (1), pp. 1-64 : 55 55
Puliciphora occidentalis     Sinclair, Bradley J., 2023, An annotated checklist of the Diptera of the Galápagos Archipelago (Ecuador), Zootaxa 5283 (1), pp. 1-102 : 37 37
Pontophilus gracilis subsp. occidentalis     Wicksten, Mary K., 2012, Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371, Zootaxa 3371, pp. 1-307 : 120-121 120-121
Platanus occidentalis     Stöhr, O., Pilsl, P., Essl, F., Hohla, M. & Schröck, C., 2007, Beiträge zur Flora von Österreich, II, Linzer biologische Beiträge 39 (1), pp. 155-292 : 234-235 234-235
Gonamytta occidentalis     Naskrecki, Piotr, 2008, New species of arboreal predatory katydids from West Africa (Orthoptera: Tettigoniidae: Meconematinae), Zootaxa 1732, pp. 1-28 : 21 21
Colobaea occidentalis     Bratt, Albertus D., Knutson, Lloyd V., Murphy, William L. & Daniels, Anthony A., 2020, Biology, immature stages, and systematics of snail-killing flies of the genus Colobaea (Diptera: Sciomyzidae), with overviews of aspects of the tribe Sciomyzini, Zootaxa 4840 (1), pp. 1-64 : 26 26
Perciformes   new species  Randall, John Ernest Dr., Connell, Allan D. & Victor, Benjamin C., 2015, Review of the labrid fishes of the Indo-Pacific Genus Pseudocoris, with a description of two new species, Journal of the Ocean Science Foundation 16, pp. 1-55 : 13 13
Pseudochitinopoma occidentalis     Kupriyanova, Elena K., Ten, Harry A. & Nishi, Ejiroh, 2012, A taxonomic revision of Pseudochitinopoma Zibrowius, 1969 (Annelida, Serpulidae) with description of two new species, Zootaxa 3507, pp. 57-78 : 68-72 68-72
Cotylogaster occidentalis     Alves, Philippe V., Vieira, Fabiano M., Santos, Cláudia P., Scholz, Tomáš & Luque, José L., 2015, A Checklist of the Aspidogastrea (Platyhelminthes: Trematoda) of the World, Zootaxa 3918 (3), pp. 339-396 : 361-362 361-362
Euthyonidiella occidentalis   comb. nov.  Martins, Luciana & Souto, Camilla, 2015, Taxonomic review of four western Atlantic dendrochirotids (Holothuroidea) with the description of a new Brazilian cucumariid species and designation of neotypes, Zootaxa 3919 (2), pp. 362-374 : 363-368 363-368
Machimus occidentalis     Lavigne, Robert J. & Dennis, D. Steve, 2017, A checklist of the Robber Flies (Insecta: Diptera: Asilidae) of Wyoming, USA, Zootaxa 4238 (3), pp. 335-365 : 341 341
Oncopodura occidentalis     Thibaud, Jean-Marc, 2017, Catalogue des collemboles de France, Zoosystema 39 (3), pp. 297-436 : 372 372
Chimarra triangularis subsp. occidentalis     Blahnik, Roger & Andersen, Trond, 2022, New species of the genus Chimarra Stephens from Africa (Trichoptera, Philopotamidae) and characterization of the African groups and subgroups of the genus, ZooKeys 1111, pp. 43-198 : 43 43
Perciformes   new species  Stephens, John S., 1970, Seven new chaenopsid blennies from the western Atlantic, Copeia 1970, No. 2, pp. 280-309 : 287 287
Amphipoda   new species  Friend, J. Anthony, 1982, New terrestrial amphipods (Amphipoda: Talitridae) from Australian forests, Australian Journal of Zoology 30, No. 3, pp. 461-491 : 468 468
Oryctanthus occidentalis     Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part L), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 610-650 : 641 641
Bubaces occidentalis   sp. nov.  Brailovsky, Harry & Barrera, Ernesto, 2020, Review of the genus Bubaces (Hemiptera: Heteroptera: Rhyparochromidae Lethaeini) with descriptions of three new species, new distributional records, and key to species, Zootaxa 4767 (2), pp. 244-256 : 252-253 252-253
Geonoma occidentalis     Henderson, Andrew, 2011, A revision of Geonoma (Arecaceae), Phytotaxa 17, pp. 1-271 : 106 106
Macropoides crassipes subsp. occidentalis     Pérez-Hernández, Cisteil Xinum, 2017, An annotated catalogue of the Coleoptera types deposited in the National Insect Collection (CNIN) of the National Autonomous University of Mexico, Zootaxa 4288 (1), pp. 1-128 : 103 103
Lophiiformes   new species  Cadenat, J., 1959, Notes d’Ichtyologie ouest-africaine. XIX. -- Les Antennarius, Bulletin Inst. Fondam. Afr. Noire Sci. Nat., A 21, No. 1, pp. 361-394 : 381 381
Colletteichthys occidentalis   sp. nov.  Greenfield, David W., 2012, Colletteichthys occidentalis, a new Toadfish Species from the Arabian Peninsula and Northern Arabian Sea (Teleostei: Batrachoididae), Zootaxa 3165, pp. 64-68 : 65-67 65-67
Elachista occidentalis     Sruoga, Virginijus, Sinev, Sergey Yu. & Rocienė, Agnė, 2017, The Elachistidae (Lepidoptera: Gelechioidea) of Caucasus, with description of three new species, Zootaxa 4338 (2), pp. 241-262 : 254 254
Thuja occidentalis     Suh, Soo-Jung, 2020, Host plant list of the scale insects (Hemiptera: Coccomorpha) in South Korea, Insecta Mundi 2020 (757), pp. 1-26 : 21 21
Faramea occidentalis     Molino, Jean-François, Sabatier, Daniel, Grenand, Pierre, Engel, Julien, Frame, Dawn, Delprete, Piero G., Fleury, Marie, Odonne, Guillaume, Davy, Damien, Lucas, Eve J. & Martin, Claire A., 2022, An annotated checklist of the tree species of French Guiana, including vernacular nomenclature, Adansonia (3) 44 (26), pp. 345-903 : 657 657
Pyrenula occidentalis     McMullin, Richard Troy, Simon, Andrew D. F., Brodo, Irwin M., Wickham, Sara B., Bell-Doyon, Philip, Kuzmina, Maria & Starzomski, Brian M., 2024, DNA barcoding aids in generating a preliminary checklist of the lichens and allied fungi of Calvert Island, British Columbia: Results from the 2018 Hakai Terrestrial BioBlitz, Biodiversity Data Journal 12, pp. 120292-120292 : 120292 120292
Tangara aurulenta subsp. occidentalis     LeCroy, Mary, 2012, Type Specimens Of Birds In The American Museum Of Natural History Part 10. Passeriformes: Emberizidae: Emberizinae, Catamblyrhynchinae, Cardinalinae, Thraupinae, And Tersininae, Bulletin of the American Museum of Natural History 2012 (368), pp. 1-125 : 93 93
Pseudoscorpiones   new species  Chamberlin, Joseph Conrad, 1929, A synoptic classification of the false scorpions or chela-spinners, with a report on a cosmopolitan collection of the same. — Part I. The Heterosphyronida (Chthoniidæ) (Arachnida-Chelonethida), Annals and Magazine of Natural History, Including Zoology, Botany and Geology, Being a Continuation of the ' Magazine of Botany and Zoology', and of Louden and Charlesworth's ' Magazine of Natural History', Series 10 4, No. 19, pp. 50-80 : 67 67
Choristoneura occidentalis     O’Hara, James E., 2005, A review of the tachinid parasitoids (Diptera: Tachinidae) of Nearctic Choristoneura species (Lepidoptera: Tortricidae), with keys to adults and puparia, Zootaxa 938, pp. 1-46 : 26 26
Parus occidentalis     Pachycephalidae, Aegithalidae, Remizidae, Paridae, Sittidae, Neosittidae, Certhiidae, Rhabdornithidae, Climacteridae, Dicaeidae, Pardalotidae, Nectariniidae, And & Lecroy, Mary, 2010, Type Specimens Of Birds In The American Museum Of Natural History Part 8. Passeriformes:, Bulletin of the American Museum of Natural History 2010 (333), pp. 1-178 : 70 70
Canis lupus subsp. occidentalis     Wilson, Don E. & Reeder, DeeAnn, 2005, Order Carnivora, Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1, Baltimore: The Johns Hopkins University Press, pp. 532-628 : 576 576
Dalipaludina occidentalis   comb. nov.  Zhang, Le-Jia, Du, Li-Na & von Rintelen, Thomas, 2023, A new genus of river snails, Dalipaludina (Gastropoda, Viviparidae), endemic to the Yunnan Plateau of SW China, Zoosystematics and Evolution 99 (2), pp. 285-297 : 285 285
Ligia occidentalis     Lee, Timothy R. C., Ho, Simon Y. W., Wilson, George D. F. & Lo, Nathan, 2014, Phylogeography and diversity of the terrestrial isopod Spherillo grossus (Oniscidea: Armadillidae) on the Australian East Coast, Zoological Journal of the Linnean Society 170 (2), pp. 297-309 : 305-306 305-306
Thuja occidentalis     Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part T), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 878-905 : 887 887
Pseudocheirus occidentalis     Russell A. Mittermeier & Don E. Wilson, 2015, Pseudocheiridae, Handbook of the Mammals of the World – Volume 5 Monotremes and Marsupials, Barcelona: Lynx Edicions, pp. 498-530 : 527 527
Celtis occidentalis     Percy, Diana M., Rung, Alessandra & Hoddle, Mark S., 2012, An annotated checklist of the psyllids of California (Hemiptera: Psylloidea), Zootaxa 3193, pp. 1-27 : 21 21
Ochterus occidentalis     Kment, Petr, Carapezza, Attilio & Jindra, Zdeněk, 2020, Taxonomic catalogue of the family Ochteridae with description of Ochterus papaceki sp. nov. from Socotra Island and Tanzania (Hemiptera: Heteroptera), Acta Entomologica Musei Nationalis Pragae 60 (1), pp. 23-64 : 43-44 43-44
Oxypiloidea (Catasigerpes) occidentalis     Schwarz, Christian J., Pohl, Marius & Frank, Erik T., 2023, A preliminary checklist of the praying mantids of Comoé National Park, Ivory Coast (Insecta: Mantodea), Zootaxa 5373 (1), pp. 1-64 : 43 43
Pseudonannolene occidentalis     Iniesta, Luiz Felipe Moretti, Bouzan, Rodrigo Salvador & Brescovit, Antonio Domingos, 2023, A reassessment of the Neotropical genus Pseudonannolene Silvestri, 1895: cladistic analysis, biogeography, and taxonomic review (Spirostreptida: Pseudonannolenidae), European Journal of Taxonomy 867 (1), pp. 1-312 : 63-65 63-65
Cyana occidentalis     Mbata, Keith J. & Prins, Jurate De, 2023, Annotated checklist of moths of Zambia (Insecta: Lepidoptera), Zootaxa 5354 (1), pp. 1-503 : 294 294
Osmeriformes   new species  Ogilby, J. D., 1899, Contributions to Australian ichthyology, Proceedings of the Linnean Society of New South Wales 24, No. 1, pp. 154-186 : 157 157
Latolambrus occidentalis     Wicksten, Mary K., 2012, Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371, Zootaxa 3371, pp. 1-307 : 226-227 226-227
Perciformes   new species  Duméril, Auguste Henri André, 1858, Essai de classification des poissons qui forment le groupe des Echénéides, Comptes Rendus de l’Academie des Sciences de Paris, 3 47, No. 9, pp. 374-378 : 377 377
Culicoides occidentalis     Huerta, Rodríguez, Ana M., William L. Grogan, Jr. & Ibáñez-Bernal, Sergio, 2012, New records of biting midges of the genus Culicoides Latreille from Mexico (Diptera: Ceratopogonidae), Insecta Mundi 2012 (211), pp. 1-20 : 12 12
Leucothoe occidentalis     White, Kristine N., 2011, A taxonomic review of the Leucothoidae (Crustacea: Amphipoda) 3078, Zootaxa 3078 (1), pp. 1-113 : 63 63
Pseudochitinopoma occidentalis     Bastida-Zavala, J. Rolando, 2008, Serpulids (Annelida: Polychaeta) from the Eastern Pacific, including a brief mention of Hawaiian serpulids, Zootaxa 1722, pp. 1-61 : 38-39 38-39
Poa occidentalis     Soreng, Robert J. & Peterson, Paul M., 2012, Revision of Poa L. (Poaceae, Pooideae, Poeae, Poinae) in Mexico: new records, re-evaluation of P. ruprechtii, and two new species, P. palmeri and P. wendtii, PhytoKeys 15, pp. 1-104 : 37-38 37-38
Hermerius occidentalis   sp. nov.  Jin, Mengjie, Keyzer, Roger De, Hutchinson, Paul, Pang, Hong & Ślipiński, Adam, 2020, A Review Of The Australian Macrotomini (Coleoptera: Cerambycidae: Prioninae), Annales Zoologici 70 (1), pp. 33-96 : 67 67
Metophthalmus occidentalis     Borges, Paulo A. V., Gaspar, Clara, Crespo, Luis Carlos Fonseca, Rigal, Francois, Cardoso, Pedro, Pereira, Fernando, Rego, Carla, Amorim, Isabel R., Melo, Catarina, Aguiar, Carlos, Andre, Genage, Mendonca, Enesima P., Ribeiro, Servio, Hortal, Joaquin, Santos, Ana M. C., Barcelos, Luis, Enghoff, Henrik, Mahnert, Volker, Pita, Margarida T., Ribes, Jordi, Baz, Arturo, Sousa, Antonio B., Vieira, Virgilio, Wunderlich, Joerg, Parmakelis, Aristeidis, Whittaker, Robert J., Quartau, Jose Alberto, Serrano, Artur R. M. & Triantis, Kostas A., 2016, New records and detailed distribution and abundance of selected arthropod species collected between 1999 and 2011 in Azorean native forests, Biodiversity Data Journal 4, pp. 10948-10948 : 10948 10948
Blastopsylla occidentalis     Spodek, Malkie, Burckhardt, Daniel & Freidberg, Amnon, 2017, The Psylloidea (Hemiptera) of Israel, Zootaxa 4276 (3), pp. 301-345 : 316 316
Choristoneura occidentalis     Mbata, Keith J. & Prins, Jurate De, 2023, Annotated checklist of moths of Zambia (Insecta: Lepidoptera), Zootaxa 5354 (1), pp. 1-503 : 42-43 42-43
Lichenomima occidentalis   sp. nov.  González-Obando, Ranulfo, Calderón-Martínez, Nadia R. & Carrejo-Gironza, Nancy S., 2023, New species of Myopsocidae (Insecta: Psocodea: “ Psocoptera ”) from Colombia, Zootaxa 5377 (1), pp. 1-61 : 20-23 20-23
Buthus occidentalis     Sousa, Pedro, Arnedo, Miquel A. & Harris, D. James, 2017, Updated catalogue and taxonomic notes on the Old-World scorpion genus Buthus Leach, 1815 (Scorpiones, Buthidae), ZooKeys 686, pp. 15-84 : 34 34
Nephrolepis occidentalis     Hovenkamp PH & Miyamoto F, 2005, A conspectus of the native and naturalized species of Nephrolepis (Nephrolepidaceae) in the world, Blumea 50, pp. 279-322 : 310-312 310-312
Alastor (Alastor) occidentalis     J. M, Gusenleitner, J. & Madl, M., 2010, A Catalogue of the Eumeninae (Hymenoptera: Vespidae) of the Ethiopian Region excluding Malagasy Subregion. Part III: Classification, Additions, Corrections and Index, Linzer biologische Beiträge 42 (2), pp. 919-1004 : 925 925
Brachyhypopomus occidentalis     Ferraris, Carl J., Jr, Santana, Carlos David de & Vari, Richard P., 2017, Checklist of Gymnotiformes (Osteichthyes: Ostariophysi) and catalogue of primary types, Neotropical Ichthyology 15 (1), No. e 160067, pp. 1-8 : 1-8 1-8
Senna occidentalis     Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part C), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 370-473 : 393 393
Altica occidentalis     Clark, Shawn M., Lillrose, Tiffany & Belo Neto, Luiz A., 2013, Leaf Beetles of the Cayman Islands (Coleoptera: Chrysomelidae), Insecta Mundi 2013 (279), pp. 1-41 : 17-18 17-18
Avahi occidentalis     Russell A. Mittermeier, Anthony B. Rylands & Don E. Wilson, 2013, Indriidae, Handbook of the Mammals of the World – Volume 3 Primates, Barcelona: Lynx Edicions, pp. 142-175 : 166 166
Elachista occidentalis     Kaila, Lauri, 2019, An annotated catalogue of Elachistinae of the World (Lepidoptera: Gelechioidea: Elachistidae), Zootaxa 4632 (1), pp. 1-231 : 100 100
Cassia occidentalis   spec. nov.  Linnaeus, Carolus, 1753, Species plantarum: exhibentes plantas rite cognitas, ad genera relatas, cum differentiis specificis, nominibus trivialibus, synonymis selectis, locis natalibus, secundum systema sexuale digestas, Stockholm: Laurentius Salvius : 377 377
Pelecanus occidentalis     Ortega-Olivares, Mirza P., García-Prieto, Luis & García-Varela, Martín, 2014, Gryporhynchidae (Cestoda: Cyclophyllidea) in Mexico: species list, hosts, distribution and new records, Zootaxa 3795 (2), pp. 101-125 : 113-115 113-115
Torrenticola occidentalis     Fisher, J. Ray, Fisher, Danielle M., Skvarla, Michael J., Nelson, Whitney A. & Dowling, Ashley P. G., 2017, Revision of torrent mites (Parasitengona, Torrenticolidae, Torrenticola) of the United States and Canada: 90 descriptions, molecular phylogenetics, and a key to species, ZooKeys 701, pp. 1-496 : 1 1
Grewia occidentalis     Lees, David C. & Stonis, Jonas R., 2007, The first record of Tischeriidae (Insecta: Lepidoptera) from Madagascar, with description of Coptotriche alavelona sp. n. and an updated distributional checklist of Afrotropical Tischeriidae, Zootaxa 1645, pp. 35-45 : 37-38 37-38
Angustopila occidentalis     Tongkerd, Piyoros, Lwin, Ngwe, Pall-Gergely, Barna, Chanabun, Ratmanee, Pholyotha, Arthit, Prasankok, Pongpun, Seesamut, Teerapong, Siriwut, Warut, Srisonchai, Ruttapon, Sutcharit, Chirasak & Panha, Somsak, 2024, Contributions of a small collection of terrestrial microsnails (Pupilloidea, Hypselostomatidae) from Myanmar with description of three new species, ZooKeys 1195, pp. 157-197 : 157 157
Celtis occidentalis     Jarvis, Charlie, 2007, Chapter 7: Linnaean Plant Names and their Types (part C), Order out of Chaos. Linnaean Plant Types and their Types, London: Linnaean Society of London in association with the Natural History Museum, pp. 370-473 : 397 397
Tabanus occidentalis   spec. nov.  Linnaeus, Carolus, 1758, Systema Naturae per regna tria naturae: secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis, Stockholm: Laurentius Salvius : 602 602
Meteterakis occidentalis   sp. n.  Sata, Naoya, 2018, Two new skink-endoparasitic species of Meteterakis (Nematoda, Heterakidae, Meteterakinae) from East Asian islands, Zoosystematics and Evolution 94 (2), pp. 339-348 : 341-343 341-343
Otomys occidentalis     Denys, Christiane, Missoup, Alain Didier, Nicolas, Violaine, Fülling, Olaf, Delapré, Arnaud, Bilong, Charles Felix Bilong, Taylor, Peter John J. & Hutterer, Rainer, 2014, African highlands as mammal diversity hotspots: new records of Lamottemys okuensis Petter, 1986 (Rodentia: Muridae) and other endemic rodents from Mt Oku, Cameroon, Zoosystema 36 (3), pp. 647-690 : 670 670
Protearomyia occidentalis     Macgowan, Iain & Reimann, André, 2021, A new species of Protearomyia (Diptera, Lonchaeidae) with a review of the genus in the Palearctic, Zootaxa 4966 (4), pp. 487-493 : 491 491
Mugil occidentalis   new species  de Laporte Castelnau La Ferté-Sénectère, Francis L., 1873, Contribution to the ichthyology of Australia. Nos. III thru IX [with subtitles, indexed as one work], Proceedings of the Zoological Acclimatisation Society of Victoria 2, pp. 37-158 : 135 135
Pseudomys occidentalis     James H. Honacki, Kenneth E. Kinman & James W. Koeppl, 1982, Order Rodentia (Part 5), Mammal Species of the World (1 st Edition), Lawrence, Kansas, USA: Alien Press, Inc. & The Association of Systematics Collections, pp. 504-560 : 546 546
Leptoglossus occidentalis     Ishikawa, Tadashi, Saito, Masayuki U., Kishimoto-Yamada, Keiko, Kato, Toshihide, Kurashima, Osamu & Ito, Motomi, 2015, Inventory of the Heteroptera (Insecta: Hemiptera) in Komaba Campus of the University of Tokyo, a highly urbanized area in Japan, Biodiversity Data Journal 3, pp. 4981-4981 : 4981 4981
Andaeschna occidentalis   sp. nov.  Bota-Sierra, Cornelio Andrés, Sandoval-H, Juliana & Palacino-Rodríguez, Fredy, 2019, Description of a new species of Andaeschna (Odonata: Aeshnidae) from the Western Colombian Andes, Zootaxa 4615 (3), pp. 594-600 : 595-599 595-599
Frankliniella occidentalis     Cavalleri, Adriano & Mound, Laurence A., 2012, Toward the identification of Frankliniella species in Brazil (Thysanoptera, Thripidae), Zootaxa 3270, pp. 1-30 : 11 11
Eustala occidentalis   sp. nov.  Baert, Léon, 2014, Three new Eustala (Araneae, Araneidae) species from the Galápagos Islands (Ecuador), European Journal of Taxonomy 86, pp. 1-18 : 3-9 3-9
Barbus occidentalis     Vreven, Emmanuel J. W. M. N., Musschoot, Tobias, Snoeks, Jos & Schliewen, Ulrich K., 2016, The African hexaploid Torini (Cypriniformes: Cyprinidae): review of a tumultuous history, Zoological Journal of the Linnean Society 177 (2), pp. 231-305 : 302 302
Glyphonyx occidentalis   sp. nov.  Németh, T. & Platia, G., 2014, On some Palaearctic click beetles deposited in the Hungarian Natural History Museum, 2 (Coleoptera: Elateridae) *, Zootaxa 3841 (4), pp. 451-490 : 459-460 459-460
Gnaphosa occidentalis     Paschetta, Mauro, Christille, Claretta, Marguerettaz, Fabio & Isaia, Marco, 2016, Regional catalogue of the spiders (Arachnida, Araneae) of Aosta Valley (NW Italy), Zoosystema 38 (1), pp. 49-125 : 67-68 67-68
Macrobiotus occidentalis     Li, Xiaochen, 2007, Tardigrades from the Tsinling Mountains, central China with descriptions of two new species of Echiniscidae (Tardigrada), Journal of Natural History 41 (41 - 44), pp. 2719-2739 : 2731 2731
Coleoptera   new species  Armstrong, J. W. T., 1953, On Autsralian Helodidae (Coleoptera). I. Description of new genera and species., Proceedings of the Linnean Society of New South Wales 78, pp. 19-32 : 24 24
Aethiopicodynerus bimammilatus subsp. occidentalis     Usenleitner, Gusenleitner, J. & Madl, M., 2009, A Catalogue of the Eumeninae (Hymenoptera: Vespidae) of the Ethiopian Region excluding Malagasy Subregion. Part I: Introduction, Key to Genera, Genera Aethiopicodynerus GUSENLEITNER 1997 to Cyrtolabulus van der VECHT 1969, Linzer biologische Beiträge 41 (1), pp. 513-638 : 520 520
Furcula occidentalis     St Laurent, Ryan A., Goldstein, Paul Z., Miller, James S., Markee, Amanda, Staude, Hermann S., Kawahara, Akito Y., Miller, Scott E. & Robbins, Robert K., 2023, Phylogenetic systematics, diversification, and biogeography of Cerurinae (Lepidoptera: Notodontidae) and a description of a new genus, Insect Systematics and Diversity 7 (2), pp. 1-25 : 7 7
Nidirana occidentalis   sp. nov.  Lyu, Zhi-Tong, Chen, Yang, Yang, Jian-Huan, Zeng, Zhao-Chi, Wang, Jian, Zhao, Jian, Wan, Han, Pang, Hong & Wang, Ying-Yong, 2020, A new species of Nidirana from the N. pleuraden group (Anura, Ranidae) from western Yunnan, China, Zootaxa 4861 (1), pp. 43-62 : 55-59 55-59
Machimus occidentalis     Dennis, D. Steve & Barnes, Jeffrey K., 2013, Pupal cases of three Nearctic species of Machimus (Diptera: Asilidae), Zootaxa 3683 (5), pp. 561-570 : 564-567 564-567
Paraphiomys occidentalis     Antoñanzas, Raquel López, Sen, Sevket & Mein, Pierre, 2004, Systematics and phylogeny of the cane rats (Rodentia: Thryonomyidae), Zoological Journal of the Linnean Society 142, pp. 423-444 : 429 429
Thuja occidentalis     Becherer, 1956, Florae Vallesiacae Supplementum, Denkschriften der Schweizerischen Naturforschenden Gesellschaft 71, pp. 1-556 : 1-556 1-556
Dobrotworskyius occidentalis   comb. nov.  Reinert, John F., Harbach, Ralph E. & Kitching, Ian J., 2006, Phylogeny and classification of Finlaya and allied taxa (Diptera: Culicidae: Aedini) based on morphological data from all life stages, Zoological Journal of the Linnean Society 148 (1), pp. 1-101 : 89-91 89-91
Bifidostylus occidentalis   sp. nov.  Randall T. Schuh & Michael D. Schwartz, 2016, Nineteen new genera and 82 new species of Cremnorrhinina from Australia, including analyses of host relationships and distributions (Insecta: Hemiptera: Miridae: Phylininae: Cremnorrhinini), Bulletin of the American Museum of Natural History 401, pp. 1-279 : 57-59 57-59
Paraphiomys occidentalis     Antoñanzas, Raquel López, Sen, Sevket & Mein, Pierre, 2004, Systematics and phylogeny of the cane rats (Rodentia: Thryonomyidae), Zoological Journal of the Linnean Society 142, pp. 423-444 : 426-427 426-427
Argentinomyia occidentalis   sp. nov.  Montoya, Augusto L. & Wolff, Marta, 2023, Taxonomic revision of the Neotropical genus Argentinomyia Lynch-Arribálzaga, 1891 (Diptera: Syrphidae), with description of 16 new species, Zootaxa 5234 (1), pp. 1-157 : 98-101 98-101
Mangrovia occidentalis   sp. nov.  Framenau, Volker W. & Castanheira, Pedro de S., 2022, A new genus of Australian orb-weaving spider with extreme sexual size dimorphism (Araneae, Araneidae), Zoosystematics and Evolution 98 (1), pp. 137-149 : 137 137
Paraxenos occidentalis     Benda, Daniel, Pohl, Hans, Nakase, Yuta, Beutel, Rolf & Straka, Jakub, 2022, A generic classification of Xenidae (Strepsiptera) based on the morphology of the female cephalothorax and male cephalotheca with a preliminary checklist of species, ZooKeys 1093, pp. 1-134 : 1 1
Pteronemobius occidentalis     Desutter-Grandcolas, Laure, 2010, A check-list of Ensifera from Algeria (Insecta: Orthoptera), Zootaxa 2432, pp. 1-44 : 20 20
Spialia ploetzi subsp. occidentalis     Bivar-De-Sousa, António, Vasconcelos, Sasha, Mendes, Luís F., Larsen, Torben B., Baker, Jon & Guilherme, João L., 2016, Butterflies of Guinea-Bissau: VIII. New data, new reports, corrections and biodiversity (Lepidoptera: Papilionoidea), Zootaxa 4201 (1), pp. 1-77 : 54 54
Distaplia occidentalis     Lambert, Gretchen, 2019, The Ascidiacea collected during the 2017 British Columbia Hakai MarineGEO BioBlitz, Zootaxa 4657 (3), pp. 401-436 : 411 411
Odinophora occidentalis var. rubroatra     Horstmann, K., 2009, Typenrevisionen der von Kiss beschriebenen Taxa der Ichneumonidae III. Verschiedene Unterfamilien (Hymenoptera, Ichneumonidae), Linzer biologische Beiträge 41 (1), pp. 673-689 : 678 678
Stachyanthus occidentalis     Rio, Cédric Del, Stull, Gregory W. & Franceschi, Dario De, 2020, Survey of the fruits and endocarps of Icacinaceae (Lamiids, Icacinales), European Journal of Taxonomy 645, pp. 1-130 : 108 108
Cis occidentalis   sp. nov.  Lawrence, John F., 2019, The Australian Ciidae (Coleoptera: Tenebrionoidea): supplement, Zootaxa 4555 (4), pp. 451-490 : 473-474 473-474
Inocellia occidentalis   sp. nov.  Liu, Xingyue, Lyu, Yanan, Aspöck, Horst & Aspöck, Ulrike, 2018, Discovery of a new species of Inocelliidae (Insecta: Raphidioptera) in an altitude of nearly 3500 m in China, Zootaxa 4471 (3), pp. 585-589 : 586-588 586-588
Acanthoponera occidentalis     Clark, J., 1926, Australian Formicidae., Journal of the Royal Society of Western Australia 12, pp. 43-52 : 47-48 47-48
Microgale occidentalis     James H. Honacki, Kenneth E. Kinman & James W. Koeppl, 1982, Order Insectivora, Mammal Species of the World (1 st Edition), Lawrence, Kansas, USA: Alien Press, Inc. & The Association of Systematics Collections, pp. 58-106 : 60 60
Prabadra occidentalis   sp. nov.  Dubatolov, Vladimir V., Volynkin, Anton V., Singh, Navneet, Joshi, Rahul & Černý, Karel, 2021, On the taxonomy of the Prabhasa / Zadadra generic complex with descriptions of two new genera and two new species (Lepidoptera, Erebidae, Arctiinae, Lithosiini), Zootaxa 4966 (5), pp. 519-534 : 523-528 523-528
Paraslator occidentalis     Carpenter, James M. & Brown, Graham R., 2021, Catalogue of the Australian Eumeninae (Hymenoptera: Vespidae), Zootaxa 4919 (1), pp. 1-68 : 44 44
Ivodea occidentalis   sp. nov.  Rabarimanarivo, Marina N., Rakotonirina, Nivo H., Phillipson, Peter B., Lowry Ii, Porter P., Labat, Jean-Noël & Pignal, Marc, 2015, Révision du genre Ivodea Capuron (Rutaceae), endémique de Madagascar et de l’archipel des Comores, Adansonia 37 (1), pp. 63-102 : 93-94 93-94
Anachlorocurtis occidentalis   sp. n.  Horka, Ivona, De Grave, Sammy & Ďuris, Zdenek, 2014, A new species of shrimp of the genus Anachlorocurtis Hayashi, 1975 from the Red Sea, with range extension of A. commensalis Hayashi, 1975 (Crustacea, Decapoda, Pandalidae), ZooKeys 407, pp. 9-28 : 12-21 12-21
Coleoptera   new species  Lea, Arthur Mills, 1907, On a new and remarkable genus of blind beetles from Australia and Tasmania of the family Trichopterygidae, Tasmanian naturalist 1, No. 3, pp. 14-16 : 16 16
Hybusa occidentalis     Queiroz, Larissa Lima De, Rafael, José Albertino, Pádua, Diego Galvão De, Araujo, Rodrigo De Oliveira & Heleodoro, Raphael Aquino, 2023, Redescription of Hybusa occidentalis (Westwood) (Orthoptera: Proscopiidae: Hybusinae): new images, description of male genitalia, pictorial key of Hybusa species and morphological comparison of Hybusinae with Xeniinae and Proscopiinae, Zootaxa 5380 (4), pp. 361-379 : 365-369 365-369
Paraleuctra occidentalis     Murányi, Dávid & Hwang, Jeong Mi, 2017, Four new species and further contributions to the Leuctridae (Plecoptera) of the Korean Peninsula, Zootaxa 4282 (1), pp. 43-61 : 49 49
Otomys occidentalis     Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr, 2017, Muridae, Handbook of the Mammals of the World – Volume 7 Rodents II, Barcelona: Lynx Edicions, pp. 536-884 : 742 742
Amara occidentalis     Bousquet, Yves, 2012, Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico, ZooKeys 245, pp. 1-1722 : 596 596
Gibbaranea occidentalis     Borges, Paulo A. V., Gaspar, Clara, Crespo, Luis Carlos Fonseca, Rigal, Francois, Cardoso, Pedro, Pereira, Fernando, Rego, Carla, Amorim, Isabel R., Melo, Catarina, Aguiar, Carlos, Andre, Genage, Mendonca, Enesima P., Ribeiro, Servio, Hortal, Joaquin, Santos, Ana M. C., Barcelos, Luis, Enghoff, Henrik, Mahnert, Volker, Pita, Margarida T., Ribes, Jordi, Baz, Arturo, Sousa, Antonio B., Vieira, Virgilio, Wunderlich, Joerg, Parmakelis, Aristeidis, Whittaker, Robert J., Quartau, Jose Alberto, Serrano, Artur R. M. & Triantis, Kostas A., 2016, New records and detailed distribution and abundance of selected arthropod species collected between 1999 and 2011 in Azorean native forests, Biodiversity Data Journal 4, pp. 10948-10948 : 10948 10948
Pseudohydromys occidentalis     Guy G. Musser & Michael D. Carleton, 1993, Order Rodentia - Family Muridae, Mammal Species of the World (2 nd Edition), Washington and London: Smithsonian Institution Press, pp. 501-755 : 644 644
Leptoglossus occidentalis     Brailovsky, Harry, 2014, Illustrated key for identification of the species included in the genus Leptoglossus (Hemiptera: Heteroptera: Coreidae: Coreinae: Anisoscelini), and descriptions of five new species and new synonyms, Zootaxa 3794 (1), pp. 143-178 : 152 152
Meranoplus occidentalis   sp. n.  Schoedl,, 2007, Revision of Australian Meranoplus: the Meranoplus diversus group., Advances in ant systematics (Hymenoptera: Formicidae): Homage to E. O. Wilson - 50 years of contributions. (Memoirs of the American Entomological Institute 80), pp. 370-424 : 400-401 400-401
Phintella occidentalis   sp. nov.  Wesołowska, Wanda & Russell-Smith, Anthony, 2022, Jumping spiders from Ivory Coast collected by J. - C. Ledoux (Araneae, Salticidae), European Journal of Taxonomy 841 (1), pp. 1-143 : 80-83 80-83
Redunca occidentalis     Don E. Wilson & Russell A. Mittermeier, 2011, Bovidae, Handbook of the Mammals of the World – Volume 2 Hoofed Mammals, Barcelona: Lynx Edicions, pp. 444-779 : 622 622
Diplostomida   new species  Van Cleave, H. J. & Mueller, Justus F., 1932, Parasites of the Oneida Lake fishes. Part I. Descriptions of new genera and new species., Roosevelt Wild Life Annals 3, pp. 5-71 : 28 28
Hystrichopsylla occidentalis     Morrone, Juan J. & Acosta, Roxana, 2006, A synopsis of the fleas (Insecta: Siphonaptera) parasitizing New World species of Soricidae (Mammalia: Insectivora), Zootaxa 1354, pp. 1-30 : 21 21
Amphisbaena occidentalis     GANS, CARL, 2005, Checklist And Bibliography Of The Amphisbaenia Of The World, Bulletin of the American Museum of Natural History 2005 (289), pp. 1-130 : 18 18
Stenophthalmus occidentalis     Dawah, Hassan A., Abdullah, Mohammed A. & Deeming, John C., 2020, An overview of the Chloropidae (Diptera) of Saudi Arabia, Zootaxa 4791 (1), pp. 1-71 : 60 60
Sejanus occidentalis     Menard, Katrina L. & Schuh, Randall T., 2011, Revision Of Leucophoropterini: Diagnoses, Key To Genera, Redescription Of The Australian Fauna, And Descriptions Of New Indo-Pacific Genera And Species (Insecta: Hemiptera: Miridae), Bulletin of the American Museum of Natural History 2011 (361), pp. 1-159 : 154 154
Hemiptera   new species  Drake, Carl J. & Harris, H. M., 1926, Notes on American Anthocoridae with descriptions of new forms, Proceedings of the Biological Society of Washington 39, pp. 33-46 : 45 45
Phlaeopterus occidentalis   sp. nov.  Mullen, Logan J., Campbell, J. M. & Sikes, Derek S., 2018, Taxonomic Revision of the Rove Beetle Genus Phlaeopterus Motschulsky, 1853 (Coleoptera: Staphylinidae: Omaliinae: Anthophagini), The Coleopterists Bulletin 72, pp. 1-54 : 45-47 45-47
Thuja occidentalis     Essl, F., A, Lower & A, Lower, 2008, Bemerkenswerte floristische Funde aus Wien, Niederösterreich, dem Burgenland und der Steiermark, Teil V, Linzer biologische Beiträge 40 (1), pp. 341-369 : 361-362 361-362
Anthalona harti subsp. occidentalis   subsp. nov.  DAMME, KAY VAN, SINEV, ARTEM YU & DUMONT, HENRI J., 2011, Separation of Anthalona gen. n. from Alona Baird, 1843 (Branchiopoda: Cladocera: Anomopoda): morphology and evolution of scraping stenothermic alonines, Zootaxa 2875 (1), pp. 1-64 : 22-26 22-26
Musoda occidentalis   sp. nov.  Boulard, Michel, 1974, Descriptions de deux Cigales nouvelles du genre Musoda [Hom. Tibicinidae], Bulletin de la Société entomologique de Franc 79 (1), pp. 46-50 : 48-50 48-50
Siluriformes   new species  Pellegrin, J., 1933, Voyage de Ch. Alluaud et P. A. Chappuis en Afrique occidentale Française (Dec. 1930 -- Mars 1931). IV. Poissons, Archiv fuer Hydrobiologie 26, pp. 101-120 : 112 112
Cypriniformes   new species  Agassiz, Jean Louis Rodolphe, 1855, Art. XII. Synopsis of the ichthyological fauna of the Pacific slope of North America, chiefly from the collections made by the U. S. Expl. Exped. under the command of Captain C. Wilkes, with recent additions and comparisons with eastern types, The American Journal of Science and Arts, Series 2 19, pp. 71-99 : 94 94
Megasoma occidentalis     Ratcliffe, Brett C. & Morón, Miguel-Angel, 2005, Larval Descriptions Of Eight Species Of Megasoma Kirby (Coleoptera: Scarabaeidae: Dynastinae) With A Key For Identification And Notes On Biology, The Coleopterists Bulletin 59 (1), pp. 91-126 : 116 116
Hymenoptera   new species  Cresson, E. T., 1874, Descriptions of new Hymenoptera., Transactions of the American Entomological Society 5, No. 1, pp. 99-102 : 100 100
Lathyrus occidentalis     Hess, Hans Ernst, Landolt, Elias & Hirzel, Rosmarie, 1976, Flora der Schweiz und angrenzender Gebiete. Band 2. Nymphaceae bis Primulaceae (2 nd edition) (p. 956): Leguminosae, Birkhaeuser Verlag : 609 609
Wettina occidentalis   new species  Cook, David R., Smith, Ian M. & Harvey, Mark S., 2000, Assessment of lateral compression of the idiosoma in adult water mites as a taxonomic character and reclassification of Frontipodopsis Walter, Wettina Piersig and some other basal Hygrobatoidea (Acari: Hydrachnida)., Invertebrate Taxonomy 14, pp. 433-448 : 438 438
Gymnotus carapo subsp. occidentalis   subsp. nov.  Albert, James S., 2017, Revision of the polytypic electric fish Gymnotus carapo (Gymnotiformes, Teleostei), with descriptions of seven subspecies, Zootaxa 4318 (3), pp. 401-438 : 429-430 429-430
Platythyrea occidentalis   nov. sp.  André, E., 1890, Matériaux pour servir a la faune myrmécologique de Sierra-Leone (Afrique occidentale)., Revista de Entomologia 9, pp. 311-327 : 315 315
Thuja occidentalis     Essl, F. & Stöhr, O., 2006, Bemerkenswerte floristische Funde aus Wien, Niederösterreich, dem Burgenland und der Steiermark, Teil III, Linzer biologische Beiträge 38 (1), pp. 121-163 : 155 155
Hydrocanthus occidentalis     Keller, Oliver, Schnepp, Kyle E., Ashman, Krystal L., Turnbow, Robert H. & Skelley, Paul E., 2020, An annotated catalog of the type material of Adephaga and Myxophaga (Coleoptera) deposited in the Florida State Collection of Arthropods in Gainesville, Florida, United States of America, Zootaxa 4744 (1), pp. 1-118 : 102-103 102-103
Pinnixa occidentalis     Wicksten, Mary K., 2012, Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371, Zootaxa 3371, pp. 1-307 : 254-255 254-255
Trachylepis occidentalis     Ceríaco, L. M. P., De Sá, S., Bandeira, S., Valério, H., Stanley, E. L., Kuhn, A. L., Marques, M. P., Vindum, J. V., Blackburn, D. C. & Bauer, A. M., 2016, Herpetological Survey of Iona National Park and Namibe Regional Natural Park, with a Synoptic List of the Amphibians and Reptiles of Namibe Province, Southwestern Angola, Proceedings of the California Academy of Sciences 63 (2), pp. 15-61 : 33-34 33-34
Latrodectus occidentalis   sp. nov.  Valdez-Mondragón, Alejandro & Cabrera-Espinosa, Luis A., 2023, Phylogenetic analyses and description of a new species of black widow spider of the genus Latrodectus Walckenaer (Araneae, Theridiidae) from Mexico; one or more species?, European Journal of Taxonomy 897, pp. 1-56 : 27-43 27-43
Sphenarium occidentalis     Sanabria-Urbán, Salomón, Song, Hojun, Oyama, Ken, González-Rodríguez, Antonio & Castillo, Raúl Cueva Del, 2017, Integrative taxonomy reveals cryptic diversity in neotropical grasshoppers: taxonomy, phylogenetics, and evolution of the genus Sphenarium Charpentier, 1842 (Orthoptera: Pyrgomorphidae), Zootaxa 4274 (1), pp. 1-86 : 52-54 52-54
Choristoneura occidentalis     O’Hara, James E., 2005, A review of the tachinid parasitoids (Diptera: Tachinidae) of Nearctic Choristoneura species (Lepidoptera: Tortricidae), with keys to adults and puparia, Zootaxa 938, pp. 1-46 : 21-22 21-22
Anthomyza occidentalis   sp. nov.  Roháćek, Jindřich & Barber, Kevin N., 2016, Nearctic Anthomyzidae: a monograph of Anthomyza and allied genera (Diptera), Acta Entomologica Musei Nationalis Pragae (suppl.) 56, pp. 1-412 : 201-210 201-210
Aulopiformes   new species  Poey, F. & Manday, D. Guitart, 2000, Ictiologia Cubana, Biblioteca de Clasicos Cubanos : 738 738
Haematoloechus occidentalis   sp. nov.  León-Règagnon, Virginia & Topan, Janet, 2018, Taxonomic revision of species of Haematoloechus Looss, 1899 (Digenea: Plagiorchioidea), with molecular phylogenetic analysis and the description of three new species from Mexico, Zootaxa 4526 (3), pp. 251-302 : 262-265 262-265
Eriocoma occidentalis subsp. pubescens     Peterson, Paul M., Romaschenko, Konstantin, Soreng, Robert J. & Reyna, Jesus Valdes, 2019, A key to the North American genera of Stipeae (Poaceae, Pooideae) with descriptions and taxonomic names for species of Eriocoma, Neotrinia, Oloptum, and five new genera: Barkworthia, x Eriosella, Pseudoeriocoma, Ptilagrostiella, and Thorneochloa, PhytoKeys 126, pp. 89-125 : 96 96
Araneae   new species  Winter, A. J. De & Vastenhout, N., 2013, Revision of the Afrotropical land snail genus Avakubia Pilsbry, 1919, with description of Pseudavakubia gen. n. and eleven new species (Gastropoda: Pulmonata: Streptaxidae), African invertebrates 54, No. 2, pp. 605-663 : 635 635
Telfairia occidentalis     Umoh, Omodot Timothy & Bassey, Margaret Emmanuel, 2021, Morphology and distribution of species of the family Cucurbitaceae in Akwa Ibom State, Nigeria, Phytotaxa 508 (2), pp. 107-128 : 122 122
Synoicum occidentalis     Page, M. J., Willis, T. J. & Handley, S. J., 2014, The colonial ascidian fauna of Fiordland, New Zealand, with a description of two new species, Journal of Natural History (J. Nat. Hist.) 48 (27 - 28), pp. 1653-1688 : 1663-1666 1663-1666
Talpa occidentalis     Rainer Hutterer, 1993, Order Insectivora, Mammal Species of the World (2 nd Edition), Washington and London: Smithsonian Institution Press, pp. 69-130 : 129 129
Colpocephalum occidentalis     Palma, Ricardo L. & Peck, Stewart B., 2013, <strong> An annotated checklist of parasitic lice (Insecta: Phthiraptera) from the Galápagos Islands </ strong>, Zootaxa 3627 (1), pp. 1-87 : 18 18
Gerontoformica occidentalis   comb. nov.  Phillip Barden & David A. Grimaldi, 2016, Adaptive Radiation in Socially Advanced Stem-Group Ants from the Cretaceous, Current Biology 26, pp. 515-521 : 538 538

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