-85.61667, 10.85: 11 Treatments

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Megalomyrmex drifti     Brandão, Carlos Roberto F., 2003, Further Revisionary Studies On The Ant Genus Megalomyrmex Forel (Hymenoptera: Formicidae: Myrmicinae: Solenopsidini) C R F. B Abstract, Papéis Avulsos de Zoologia (São Paulo) 43 (8), pp. 145-159 : 157 157
Cheiloneurus santaros   sp. nov.  Noyes, John Stuart, 2023, ENCYRTIDAE OF COSTA RICA (HYMENOPTERA: CHALCIDOIDEA), 4 Subfamily Encyrtinae: tribes Arrhenophagini, Habrolepidini, Cerapterocerini, Cheiloneurini, Trechnitini, Cercobelini, Polaszekiini, Protyndarichoidini, Gahaniellini and Syrphophagini (part), mainly primary parasitoids and hyperparasitoids of Coccoidea and Psylloidea (Hemiptera), Taxonomic Monographs on Neotropical Hymenoptera (Oxford, England) 2 (11), pp. 1-921 : 286-288 286-288
Closterocerus oligothrix   sp.nov.  Hansson, Christer, 2022, Eulophidae Of Costa Rica (Hymenoptera: Chalcidoidea), 4 The Genus Closterocerus Westwood S. Str., Taxonomic Monographs on Neotropical Hymenoptera (Oxford, England) 1 (1), pp. 1-137 : 65-66 65-66
Azteca pittieri     Longino, J. T., 2007, A taxonomic review of the genus Azteca (Hymenoptera: Formicidae) in Costa Rica and a global revision of the aurita group., Zootaxa 1491, pp. 1-63 : 43-45 43-45
Macreupelmus dromedarius     Gibson, Gary A. P., 2016, Revision of the Neotropical genus Macreupelmus Ashmead (Hymenoptera: Chalcidoidea: Eupelmidae), Zootaxa 4161 (1), pp. 81-115 : 99-101 99-101
Pseudomyrmex     Brandão, Carlos Roberto F., Esteves, Flávia A. & Prado, Lívia P., 2010, A Catalogue Of The Pseudomyrmecinae Ants Type Specimens (Hymenoptera, Formicidae) Deposited In The Museu De Zoologia Da Universidade De São Paulo, Brazil, Papéis Avulsos de Zoologia 50 (45), pp. 693-699 : 695-697 695-697
Azteca beltii     Longino, J. T., 2007, A taxonomic review of the genus Azteca (Hymenoptera: Formicidae) in Costa Rica and a global revision of the aurita group., Zootaxa 1491, pp. 1-63 : 21-22 21-22
Azteca velox     Longino, J. T., 2007, A taxonomic review of the genus Azteca (Hymenoptera: Formicidae) in Costa Rica and a global revision of the aurita group., Zootaxa 1491, pp. 1-63 : 50-52 50-52
Pheidole     Ulysséa, Mônica Antunes, Prado, Lívia P. & Brandão, Carlos Roberto F., 2015, Type specimens of the traditional Myrmicinae (Hymenoptera: Formicidae) ant tribes deposited in the Museu de Zoologia da Universidade de São Paulo, Brazil: Adelomyrmecini, Basicerotini, Blepharidatt ini, Crematogastrini, Formicoxenini, Lenomyrmecini, Myrmicini, Phalacromyrmecini, Pheidolini, Stegomyrmecini, Stenammini and Tetramoriini, Papéis Avulsos de Zoologia (São Paulo) 55 (12), pp. 175-204 : 187-190 187-190
Megalomyrmex silvestrii     Brandão, Carlos Roberto F., 2003, Further Revisionary Studies On The Ant Genus Megalomyrmex Forel (Hymenoptera: Formicidae: Myrmicinae: Solenopsidini) C R F. B Abstract, Papéis Avulsos de Zoologia (São Paulo) 43 (8), pp. 145-159 : 154-155 154-155
Closterocerus lineatus   sp.nov.  Hansson, Christer, 2022, Eulophidae Of Costa Rica (Hymenoptera: Chalcidoidea), 4 The Genus Closterocerus Westwood S. Str., Taxonomic Monographs on Neotropical Hymenoptera (Oxford, England) 1 (1), pp. 1-137 : 58-59 58-59