-84.166664, 10.3: 10 Treatments

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Miconia biolleyana   comb. nov.  Gamba, Diana & Almeda, Frank, 2014, Systematics of the Octopleura Clade of Miconia (Melastomataceae: Miconieae) in Tropical America, Phytotaxa 179 (1), pp. 1-174 : 65-67 65-67
Argia elongata   sp. nov.  Garrison, Rosser W. & Ellenrieder, Natalia Von, 2017, New species of the damselfly genus Argia from Mexico, Central America and Ecuador with an emphasis on Costa Rica (Insecta: Odonata: Coenagrionidae), Zootaxa 4235 (1), pp. 1-93 : 14-21 14-21
Venanus randallgarciai   sp. n.  Fernandez-Triana, Jose L, Whitfield, James B, Smith, M. Alex, Hallwachs, Winnie & Janzen, Daniel H., 2014, First record of the genus Venanus (Hymenoptera: Braconidae: Microgastrinae) in Mesoamerica, with the description of two new species from Costa Rica, Biodiversity Data Journal 2, pp. 4167-4167 : 4167 4167
Netomocera virgata   sp. nov.  Mitroiu, Mircea-Dan, 2019, Revision of Netomocera Bouček (Hymenoptera: Chalcidoidea: Pteromalidae), excluding the Oriental species, European Journal of Taxonomy 568, pp. 1-87 : 81-85 81-85
Venanus randallgarciai   sp. n.  Fernandez-Triana, Jose L, Whitfield, James B, Smith, M. Alex, Hallwachs, Winnie & Janzen, Daniel H., 2014, First record of the genus Venanus (Hymenoptera: Braconidae: Microgastrinae) in Mesoamerica, with the description of two new species from Costa Rica, Biodiversity Data Journal 2, pp. 4167-4167 : 4167 4167
Dolichogenidea heredia   sp. nov.  Fernandez-Triana, Jose L., Boudreault, Caroline, Whitfield, James B., Höcherl, Amelie, Smith, M. Alex, Hallwachs, Winnifred & Janzen, Daniel H., 2025, A revision of the parasitoid wasp genus Dolichogenidea Viereck (Hymenoptera, Braconidae) in the Neotropical region, with the description of 102 new species, ZooKeys 1237, pp. 1-250 : 1-250 1-250
Symplocos serrulata     Kelly, Lawrence M., Almeda, Frank & Fritsch, Peter W., 2016, A taxonomic revision of Mexican and Central American Symplocos (Symplocaceae), Phytotaxa 264 (1), pp. 448-450 : 448-450 448-450
Dicksonia navarrensis     Noben, Sarah, Kessler, Michael, Weigand, Anna, Tejedor, Adrian, Rodr´, Wilson D., Gallego, Luis Fernando Giraldo & Lehnert, Marcus, 2018, A Taxonomic and Biogeographic Reappraisal of the Genus Dicksonia (Dicksoniaceae) in the Neotropics, Systematic Botany (Basel, Switzerland) 43 (4), pp. 839-857 : 851-854 851-854
Myrmelachista flavocotea   NEW SPECIES  Longino, J. T., 2006, A taxonomic review of the genus Myrmelachista (Hymenoptera: Formicidae) in Costa Rica., Zootaxa 1141, pp. 1-54 : 17-19 17-19
Myrmelachista nigrocotea   NEW SPECIES  Longino, J. T., 2006, A taxonomic review of the genus Myrmelachista (Hymenoptera: Formicidae) in Costa Rica., Zootaxa 1141, pp. 1-54 : 40-42 40-42