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nigrifrons, Taxa Only, Exact Match: 87 Treatments

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Callicebus nigrifrons     Russell A. Mittermeier, Anthony B. Rylands & Don E. Wilson, 2013, Phitheciidae, Handbook of the Mammals of the World – Volume 3 Primates, Barcelona: Lynx Edicions, pp. 432-483 : 470 470
Cteniscus nigrifrons     Broad, Gavin R., 2016, Checklist of British and Irish Hymenoptera - Ichneumonidae, Biodiversity Data Journal 4, pp. 9042-9042 : 9042 9042
Desudaboides nigrifrons   sp. nov.  Constant, Jerome, 2010, Review of the Australian genus Desudaboides Musgrave with descriptions of four new species (Hemiptera: Fulgoromorpha: Fulgoridae), Zootaxa 2351, pp. 39-48 : 45-46 45-46
Hemiptera   new species  Eyles, Alan C. Dr. & Carvalho, José C. M., 1991, Revision of the genus Chinamiris Woodward (Hempitera [Hemiptera]: Miridae), New Zealand journal of zoology 18, No. 3, pp. 267-321 : 267-321 267-321
Cteniscus nigrifrons     Broad, Gavin R., 2016, Checklist of British and Irish Hymenoptera - Ichneumonidae, Biodiversity Data Journal 4, pp. 9042-9042 : 9042 9042
Cephalophus nigrifrons     Peter Grubb, 1993, Order Artiodactyla, Mammal Species of the World (2 nd Edition), Washington and London: Smithsonian Institution Press, pp. 377-414 : 411 411
Pegomyia nigrifrons     Pont, Adrian C., 2012, Muscoidea (Fanniidae, Anthomyiidae, Muscidae) described by P. J. M. Macquart (Insecta, Diptera), Zoosystema 34 (1), pp. 39-111 : 75 75
Thricops nigrifrons     Pont, Adrian C., 2018, The Muscidae (Diptera) of Armenia, Zootaxa 4465 (1), pp. 1-69 : 20 20
Saguinus nigrifrons     Russell A. Mittermeier, Anthony B. Rylands & Don E. Wilson, 2013, Callitrichiade, Handbook of the Mammals of the World – Volume 3 Primates, Barcelona: Lynx Edicions, pp. 262-346 : 326-327 326-327
Ornebius nigrifrons     Tan, Ming Kai & Kamaruddin, Khairul Nizam, 2016, A contribution to the knowledge of Orthoptera diversity from Peninsular Malaysia: Bukit Larut, Perak, Zootaxa 4111 (1), pp. 21-40 : 34 34
Stictopelta nigrifrons     Flynn, Dawn J., 2024, Updated checklist of treehoppers of Panama (Hemiptera: Membracidae) with plant associations, Zootaxa 5415 (1), pp. 1-55 : 25 25
Cerceris tricolorata subsp. nigrifrons     Dollfuss, Hermann, 2020, The Sphecid wasps of the genus Cerceris LATREILLE, 1802 of the " Biologiezentrum Linz " - Collection in Linz, Austria, from Subsaharan Africa and Madagascar, with description of five new species (Hymenoptera, Apoidea, Crabronidae), Linzer biologische Beiträge 52 (1), pp. 93-118 : 105-106 105-106
Lithobius nigrifrons     K. W. Verhoeff, 1900, Beitrage zur Kenntniss paläarctischer Myriopoden. XV. Aufsatz: Lithobiiden aus Bosnien, Herzogovina und Dalmatien, Berliner ent Zeit 45, pp. 153-179 : 167 167
Cephalophus nigrifrons     Wilson, Don E. & Reeder, DeeAnn, 2005, Order Artiodactyla, Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1, Baltimore: The Johns Hopkins University Press, pp. 637-722 : 714 714
Telephorus nigrifrons     Fanti, Fabrizio & Ghahari, Hassan, 2016, A checklist of the soldier beetles (Coleoptera: Elateroidea: Cantharidae) of Iran, Zootaxa 4196 (4), pp. 529-551 : 533 533
Adelognathus nigrifrons     Broad, Gavin R., 2016, Checklist of British and Irish Hymenoptera - Ichneumonidae, Biodiversity Data Journal 4, pp. 9042-9042 : 9042 9042
Buarremon assimilis subsp. nigrifrons     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 : 52 52
Pseudocoruncanius nigrifrons     Constant, Jérôme & Pham, Hong Thai, 2024, Sixteen issid planthopper species in one day in Dong Son-Ky Thuong Nature Reserve in North Vietnam: Eight new species, one new genus and additional new records (Hemiptera: Fulgoromorpha: Issidae), European Journal of Taxonomy 919 (1), pp. 1-87 : 79 79
Banasa nigrifrons     María C. Melo, Gimena Dellapé, Leonela Olivera, Pablo S. Varela, Sara I. Montemayor & Pablo M. Dellapé, 2017, Diversity of true bugs from Iguazú National Park, Argentina, Check List 13 (5), pp. 479-511 : 498 498
Adelognathus nigrifrons     Riedel, Pénigot, Schwarz, Diller, Johansson & Japoshvili, G., 2023, Darwin wasps (Hymenoptera, Ichneumonidae) of the Kintrishi National Park, Sakartvelo (Georgia), with descriptions of six new species, Linzer biologische Beiträge 55 (1), pp. 61-153 : 65 65
Dasypsocus nigrifrons     Silva-Neto, Alberto Moreira da & Aldrete, Alfonso Neri García, 2020, A checklist of ‘ Psocoptera’ (Psocodea) from Brazil: an update to the list of 2009 of García Aldrete and Mockford, with an identification key to the families, Papéis Avulsos de Zoologia 60, pp. 1-14 : 5 5
Glyphisodon nigrifrons   new species  Macleay, William John, 1883, Contribution to a knowledge of the fishes of New Guinea, No. 4, Proceedings of the Linnean Society of New South Wales 8, No. 2, pp. 252-280 : 271 271
Physosmaragdina nigrifrons     Cho, H. - W. & An, S. L., 2020, AN ANNOTATED CHECKLIST OF LEAF BEETLES (COLEOPTERA: CHRYSOMELIDAE) OF KOREA, WITH COMMENTS AND NEW RECORDS, Far Eastern Entomologist 404, pp. 1-36 : 27 27
Cephalophus nigrifrons subsp. nigrifrons     Wilson, Don E. & Reeder, DeeAnn, 2005, Order Artiodactyla, Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1, Baltimore: The Johns Hopkins University Press, pp. 637-722 : 714 714
Flavina nigrifrons   sp. nov.  Zhang, Yalin, Che, Yanli & Wang, Yinglun, 2010, Two new species of the planthopper genus Flavina Stål (Hemiptera: Fulgoromorpha: Issidae) from China, Zootaxa 2641, pp. 27-36 : 29-30 29-30
Cerceris tricolorata subsp. nigrifrons     Madl, Michael, C, Bembecinus, F, Bembix & C, Brachystegus, 2023, A catalogue of the family Crabronidae (Hymenoptera, Apoidea) of Eritrea, Linzer biologische Beiträge 55 (1), pp. 241-264 : 257 257
Andrena nigrifrons     Astafurova, Yulia V., Proshchalykin, Maxim Yu. & Sidorov, Dmitry A., 2022, The type specimens of bees (Hymenoptera, Apoidea) deposited in the Zoological Institute of the Russian Academy of Sciences, St. Petersburg. Contribution V. Family Andrenidae, genus Andrena Fabricius, 1775, species described by E. Eversmann, Zootaxa 5190 (3), pp. 393-418 : 411-412 411-412
Cordilura nigrifrons     Šifner, František, 2008, A catalogue of the Scathophagidae (Diptera) of the Palaearctic region, with notes on their taxonomy and faunistics, Acta Entomologica Musei Nationalis Pragae 48 (1), pp. 111-196 : 119 119
Robopus nigrifrons     Keller, Oliver & Branham, Marc A., 2021, A catalog of the Lampyridae (Coleoptera) of the West Indies, Zootaxa 4970 (1), pp. 53-105 : 93 93
Thricops nigrifrons     Ivkovic, Marija & Pont, Adrian C., 2015, New records of Muscidae (Diptera) from Mediterranean countries, ZooKeys 496, pp. 131-144 : 133 133
Desoria nigrifrons     Babenko, Anatoly, Stebaeva, Sophya & Turnbull, Matthew S., 2019, An updated checklist of Canadian and Alaskan Collembola, Zootaxa 4592 (1), pp. 1-125 : 68 68
Axina nigrifrons     Opitz, Weston, 2020, Taxonomic revision of the Western Hemisphere checkered beetle genus Axina Kirby (Coleoptera: Cleridae: Clerinae), Insecta Mundi 2020 (793), pp. 1-70 : 32-33 32-33
Nacaeus nigrifrons     Navarrete-Heredia, José Luis, Gómez-Rodríguez, Cecilia & Newton, Alfred F., 2006, Staphylinidae (Insecta: Coleoptera) of the Biologia Centrali-Americana: Current status of the names, Zootaxa 1251 (1251), pp. 1-70 : 58 58
Adelognathus nigrifrons     Broad, Gavin R., 2016, Checklist of British and Irish Hymenoptera - Ichneumonidae, Biodiversity Data Journal 4, pp. 9042-9042 : 9042 9042
Heteromeringia nigrifrons     Lonsdale, Owen & Marshall, Stephen A., 2007, Revision of the New World Heteromeringia (Diptera: Clusiidae: Clusiodinae), Beiträge Zur Entomologie = Contributions to Entomology 57 (1), pp. 37-80 : 63-65 63-65
Cephalophus nigrifrons     Pourrut, X., Emane, K. A., Camicas, J. - L., Leroy, E. & Gonzalez, J. P., 2011, Contribution To The Knowledge Of Ticks (Acarina: Ixodidae) In Gabon, Acarologia 51 (4), pp. 465-471 : 468 468
Nemotelus nigrifrons     Mason, Franco, Rozkošný, Rudolf & Hauser, Martin, 2009, A review of the soldier flies (Diptera: Stratiomyidae) of Sardinia *, Zootaxa 2318, pp. 507-530 : 512 512
Diptera   new species  Shinonaga, Satoshi, 2005, Studies on the genus Limnophora from New Guinea and Solomon Islands (Diptera, Muscidae), Japanese Journal of Systematic Entomology 11, No. 1, pp. 73-152 : 99 99
Meoneura nigrifrons     Stuke, Jens-Hermann, 2016, Carnidae (Diptera) in the Canadian National Collection of Insects (Ottawa), with the description of five new species, Zootaxa 4084 (4) : -1 -1
Chamaesphecia nigrifrons     Garrevoet, T., Garrevoet, W. & Özbek, H., 2007, Data on the Geographic Distribution of Sesiidae (Lepidoptera) in Turkey, Linzer biologische Beiträge 39 (2), pp. 929-953 : 951 951
Saguinus fuscicollis subsp. nigrifrons     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 : 134 134
Dasybasis nigrifrons     González, Christian R., Elgueta, Mario, Krolow, Tiago K. & Henriques, Augusto L., 2022, Catalog of the horse-flies (Diptera: Tabanidae) of Chile, Zootaxa 5091 (2), pp. 201-257 : 237 237
Larnaca (Larnaca) nigrifrons     Bian, Xun, 2023, Contribution to the knowledge of Chinese Gryllacrididae (Orthoptera: Ensifera: Stenopelmatoidea) XXIV: Update on the Raspy Cricket species’ checklist with some comments, Zootaxa 5383 (4), pp. 585-593 : 590-591 590-591
Adelognathus nigrifrons     Riedel, Pénigot, Schwarz, Diller, Johansson & Japoshvili, G., 2023, Darwin wasps (Hymenoptera, Ichneumonidae) of the Kintrishi National Park, Sakartvelo (Georgia), with descriptions of six new species, Linzer biologische Beiträge 55 (1), pp. 61-153 : 65 65
Protensus nigrifrons   sp. nov.  Dmitriev, Dmitry A., Li, Zizhong, Dai, Renhuai & Xing, Jichun, 2024, Validation of taxon names described in “ Deltocephalinae from China (Hemiptera: Cicadellidae) ”, Zootaxa 5403 (2), pp. 269-278 : 272 272
Tetralia nigrifrons     Castro, Peter, 2011, Catalog of the anomuran and brachyuran crabs (Crustacea: Decapoda: Anomura, Brachyura) of the Hawaiian Islands 2947, Zootaxa 2947 (1), pp. 1-154 : 144 144
Panjange nigrifrons     Bernhard A. Huber & Charles Leh Moi Ung, 2016, The Panjange nigrifrons group in Borneo (Araneae: Pholcidae): high diversity in Sarawak, apparent absence in Sabah, European Journal of Taxonomy 184, pp. 1-32 : 3-6 3-6
Pseudocoruncanius nigrifrons   sp. nov.  Gnezdilov, Vladimir M., 2022, Review Of The Genus Pseudocoruncanius Meng, Qin Et Wang, 2020 (Hemiptera: Fulgoromorpha: Issidae), With The Description Of A New Species From Vietnam, Acta Zoologica Academiae Scientiarum Hungaricae 68 (4), pp. 305-312 : 307-310 307-310
Radymna nigrifrons     Romantsov, P. V., 2019, A new Galerucinae species from Iran and new records for Iranian leaf beetle fauna (Coleoptera, Chrysomelidae), Zoosystematica Rossica (Zoosyst. Rossica) 28 (1), pp. 19-23 : 23 23
Cephalophus nigrifrons     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 : 730-731 730-731
Hymenoptera   new species  Riedel, Matthias & Aghadokht, Pardis, 2017, Contribution to the Ichneumoninae (Hymenoptera: Ichneumonidae) of Iran, with descriptions of three new species, Zoology in the Middle East 63, No. 4, pp. 348-355 : 5-6 5-6
Panjange nigrifrons     Bernhard A. Huber & Charles Leh Moi Ung, 2016, The Panjange nigrifrons group in Borneo (Araneae: Pholcidae): high diversity in Sarawak, apparent absence in Sabah, European Journal of Taxonomy 184, pp. 1-32 : 20-22 20-22
Callicebus (Callicebus) nigrifrons     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 : 144 144
Colletes nigrifrons     Delphia, Casey M., Griswold, Terry, Reese, Elizabeth G., O'Neill, Kevin M. & Burkle, Laura A., 2019, Checklist of bees (Hymenoptera: Apoidea) from small diversified vegetable farms in south-western Montana, Biodiversity Data Journal 7, pp. 30062-30062 : 30062 30062
Thecophora nigrifrons   sp. nov.  Stuke, Jens-Hermann, 2015, New Conopid records from the Afrotropical Region (Diptera). Part 1: Paramyopa Kröber, Pseudoconops Camras, Stylogaster Macquart, Thecophora Rondani, and Zodion Latreille, Zootaxa 3963 (2), pp. 101-159 : 113-117 113-117
Pseudorhynchus nigrifrons     Heller, Klaus-Gerhard, Hemp, Claudia, Liu, Chunxiang & Volleth, Marianne, 2014, Taxonomic, bioacoustic and faunistic data on a collection of Tettigonioidea from Eastern Congo (Insecta: Orthoptera), Zootaxa 3785 (3), pp. 343-376 : 370 370
Balala nigrifrons     Tang, Jiu & Zhang, Yalin, 2020, Review of the Oriental leafhopper genus Balala Distant, with new species and new records (Hemiptera: Cicadellidae: Hylicinae), Zootaxa 4731 (1), pp. 23-42 : 26-30 26-30
Morocera nigrifrons   sp. nov.  Ingrisch, Sigfrid, 2023, New and little-known genera and species of Agraeciini (Orthoptera: Tettigoniidae: Conocephalinae) from New Guinea, Zootaxa 5249 (2), pp. 190-212 : 193-195 193-195
Cerceris tricolorata subsp. nigrifrons     Madl, Michael, C, Bembecinus, F, Bembix & C, Brachystegus, 2023, A catalogue of the family Crabronidae (Hymenoptera, Apoidea) of Eritrea, Linzer biologische Beiträge 55 (1), pp. 241-264 : 257 257
Ammophila nigrifrons     Eaumont, 2015, The Ammophilini Wasps of the " Biologiezentrum Linz " - Collection in Linz, Austria (part 3) including the genera Ammophila KIRBY, Eremnophila MENKE, Eremochares GRIBODO, Hoplammophila de BEAUMONT and Podalonia FERNALD (Hymenoptera, Apoidea, Sphecidae), Linzer biologische Beiträge 47 (1), pp. 413-439 : 427 427
Exochomus nigrifrons     Hounkpati, Kwevitoukoui, McHugh, Joseph V., Niang, Abdoul Aziz & Goergen, Georg, 2020, Documenting museum records of West African Coccinellidae (Coleoptera) in Benin and Senegal, Biodiversity Data Journal 8, pp. 47340-47340 : 47340 47340
Mistshenkoana nigrifrons     Tan, Ming Kai, 2022, The diversity and taxonomy of Aphonoidini (Orthoptera: Gryllidae; Podoscirtinae) from Singapore, Zootaxa 5209 (4), pp. 441-454 : 452 452
Oxymycterus nigrifrons     Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr, 2017, Cricetidae, Handbook of the Mammals of the World – Volume 7 Rodents II, Barcelona: Lynx Edicions, pp. 204-535 : 466 466
Chinoperla nigrifrons     Mo, Rao-Rao, Liu, Rui-Jun, Wang, Guo-Quan, Li, Wei-Hai & Murányi, Dávid, 2021, Review of the genus Chinoperla Zwick, 1980 (Plecoptera: Perlidae: Perlinae) from China, European Journal of Taxonomy 775, pp. 62-85 : 71-77 71-77
Peracca (Robustacca) nigrifrons   sp. nov.  Ingrisch, Sigfrid, 2020, New subgenera and species of Agraeciini (Orthoptera, Tettigoniidae, Conocephalinae) from South Asia found in historical insect collections, Evolutionary Systematics 4 (2), pp. 119-132 : 119 119
Osmia (Melanosmia) nigrifrons     Reese, Elizabeth G., Burkle, Laura A., Delphia, Casey M. & Griswold, Terry, 2018, A list of bees from three locations in the Northern Rockies Ecoregion (NRE) of western Montana, Biodiversity Data Journal 6, pp. 27161-27161 : 27161 27161
Grammonota nigrifrons     Dean, David Allen, 2016, Catalogue of Texas spiders, ZooKeys 570, pp. 1-703 : 194 194
Lemyra (Thyrgorina) nigrifrons     Singh, Navneet, Joshi, Rahul, Kirti, Jagbir Singh, Bisht, Santosh Singh & Param, Harsimranjeet Singh, 2021, A catalogue of Indian Arctiinae (Erebidae, Lepidoptera), Zootaxa 5058 (1), pp. 1-118 : 26 26
Chlorospingus nigrifrons     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 : 67 67
Monasa nigrifrons     Lima, Rafael Dantas, Silveira, Luís Fábio, Lemos, Renata Constant de Amorim, Lobo-Araújo, Lahert William, Andrade, Arthur Barbosa de, Francisco, Mercival Roberto & Efe, Márcio Amorim, 2022, An annotated avian inventory of the Brazilian state of Alagoas, one of the world’s most threatened avifauna, Papéis Avulsos de Zoologia 62, pp. 1-36 : 9 9
Spilomena nigrifrons     Gadallah, Neveen S., 2020, Biodiversity of the aculeate wasps (Hymenoptera: Aculeata) of the Arabian Peninsula: Apoidea (Spheciformes), Crabronidae, Zootaxa 4754 (1), pp. 20-73 : 20-73 20-73
Larnaca (Larnaca) nigrifrons   sp. nov.  Pang, Siyu, Zhang, Qianwen & Bian, Xun, 2023, Contribution to the knowledge of Chinese Gryllacrididae (Orthoptera: Ensifera: Stenopelmatoidea) XXII: New descriptions from Southwest China, Zootaxa 5374 (4), pp. 487-504 : 499-502 499-502
Xenapates nigrifrons     Koch, Frank, Pauly, Alain, Hora, Zewdu A. & Boevé, Jean-Luc, 2015, Sawflies of Ethiopia (Hymenoptera: Argidae, Tenthredinidae), Zootaxa 4021 (1), pp. 119-155 : 145 145
Paravespa (Gestrodynerus) nigrifrons     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 : 184 184
Tetraloides nigrifrons     PETER CASTRO, PETER K. L. NG & SHANE T. AHYONG, 2004, Phylogeny and systematics of the Trapeziidae Miers, 1886 (Crustacea: Brachyura), with the description of a new family, Zootaxa 643, pp. 1-70 : 32 32
Nacaeus nigrifrons     Irmler, Ulrich, 2015, Osoriinae of Cuba with description of new species and an identification key (Coleoptera: Staphylinidae), Acta Entomologica Musei Nationalis Pragae 55 (1), pp. 145-172 : 157 157
Nacaeus nigrifrons     Asenjo, Angélico, e, Sistemática, de, Bioecologia, Coleoptera, Zoologia, Federal, Universidade, Cep, Curitiba, Irmler, Ulrich, Klimaszewski, Jan, Herman, Lee H. & Chandler, Donald S., 2013, A complete checklist with new records and geographical distribution of the rove beetles (Coleoptera, Staphylinidae) of Brazil, Insecta Mundi 2013 (277), pp. 1-419 : 170 170
Nanoleptopoda nigrifrons   sp. nov.  Braun, Holger, 2011, A brief revision of brachypterous Phaneropterinae of the tropical Andes (Orthoptera, Tettigoniidae, Odonturini), Zootaxa 2991, pp. 35-43 : 36-39 36-39
Isostenosmylus nigrifrons     Martins, Caleb Califre, Ardila-Camacho, Adrian & Aspöck, Ulrike, 2016, Neotropical osmylids (Neuroptera, Osmylidae): Three new species of Isostenosmylus Krüger, 1913, new distributional records, redescriptions, checklist and key for the Neotropical species, Zootaxa 4149 (1), pp. 1-66 : 34-37 34-37
Rhorus nigrifrons     Broad, Gavin R., 2016, Checklist of British and Irish Hymenoptera - Ichneumonidae, Biodiversity Data Journal 4, pp. 9042-9042 : 9042 9042
Rhorus nigrifrons     Broad, Gavin R., 2016, Checklist of British and Irish Hymenoptera - Ichneumonidae, Biodiversity Data Journal 4, pp. 9042-9042 : 9042 9042
Velarifictorus nigrifrons     Hollier, John & Maehr, Michael, D., 2012, An annotated catalogue of the type material of Orthoptera (Insecta) described by Carl Brunner von Wattenwyl deposited in the Muséum d’histoire naturelle in Geneva, Revue suisse de Zoologie 119 (1), pp. 27-75 : 57 57
Cephalophus nigrifrons     James H. Honacki, Kenneth E. Kinman & James W. Koeppl, 1982, Order Artiodactyla, Mammal Species of the World (1 st Edition), Lawrence, Kansas, USA: Alien Press, Inc. & The Association of Systematics Collections, pp. 315-343 : 332 332
Habronyx (Habronyx) nigrifrons   sp. nov.  Alvarado, Mabel & Grados, Juan, 2015, Habronyx Förster (Hymenoptera: Ichneumonidae: Anomaloninae) in Peru and Ecuador: three new species, a range extension, and a new host record, Zootaxa 3937 (1) : -1 -1
Ammophila nigrifrons key    Dollfuss, Hermann, 2015, Revision of the wasp genus Ammophila KIRBY, 1798 (Hymenoptera: Apoidea: Sphecidae) of the Sub-Saharan Region of Africa, Linzer biologische Beiträge 47 (1), pp. 307-412 : 309-313 309-313
Josa nigrifrons     Nadine Duperre & Elicio Tapia, 2016, Overview of the Anyphaenids (Araneae, Anyphaeninae, Anyphaenidae) spider fauna from the Chocó forest of Ecuador, with the description of thirteen new species, European Journal of Taxonomy 255, pp. 1-50 : 45 45
Nomada nigrifrons     Risch, Stephan, Roberts, Stuart P. M., Smit, Jan, Wood, Thomas J., Michez, Denis & Reverté, Sara, 2023, The new annotated checklist of the wild bees of Europe (Hymenoptera: Anthophila), Zootaxa 5327 (1), pp. 1-147 : 42 42

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