Neivamyrmex postcarinatus

This species is only known from queens and/or workers and has yet to be associated with males.

Identification
Jack Longino:

Transverse carina present near junction of dorsal and posterior faces of propodeum.

Distribution based on Regional Taxon Lists
Neotropical Region: Costa Rica, Mexico, Panama.

Biology
Jack Longino: I know this species from two collections, one from Sirena in Corcovado National Park, the other from Hitoy Cerere Biological Reserve. The collection from Hitoy Cerere was a column on vegetation at night.

Nomenclature

 * . Neivamyrmex postcarinatus Borgmeier, 1953: 43, figs. 34, 35 (w.) PANAMA (Barro Colorado I.).
 * Type-material: 34 syntype workers.
 * Type-locality: Panama: Canal Zone, Barro Colorado I., 21.ii.1946, no. 93, 8.iii.1946, no.97, 18.iii.1946, no. 100, and 16.i.1948, no 141 (T.C. Schneirla).
 * Type-depository: MZSP.
 * Wheeler, G.C. & Wheeler, J. 1984: 272 (l.).
 * Status as species: Borgmeier, 1955: 395 (redescription); Kempf, 1972a: 158; Watkins, 1976: 12 (in key); Bolton, 1995b: 291.
 * Distribution: Panama

References based on Global Ant Biodiversity Informatics

 * Borgmeier T. 1953. Vorarbeiten zu einer Revision der neotropischen Wanderameisen. Studia Entomologica 2: 1-51.
 * Borgmeier T. 1955. Die Wanderameisen der neotropischen Region. Studia Entomologica 3: 1-720.
 * Borowiec M. L. 2016. Generic revision of the ant subfamily Dorylinae (Hymenoptera, Formicidae). ZooKeys 608: 1–280.
 * Dattilo W. et al. 2019. MEXICO ANTS: incidence and abundance along the Nearctic-Neotropical interface. Ecology https://doi.org/10.1002/ecy.2944
 * Del Toro, I., M. Vázquez, W.P. Mackay, P. Rojas and R. Zapata-Mata. Hormigas (Hymenoptera: Formicidae) de Tabasco: explorando la diversidad de la mirmecofauna en las selvas tropicales de baja altitud. Dugesiana 16(1):1-14.
 * Fernández, F. and S. Sendoya. 2004. Lista de las hormigas neotropicales. Biota Colombiana Volume 5, Number 1.
 * Fichaux M., B. Bechade, J. Donald, A. Weyna, J. H. C. Delabie, J. Murienne, C. Baraloto, and J. Orivel. 2019. Habitats shape taxonomic and functional composition of Neotropical ant assemblages. Oecologia 189(2): 501-513.
 * Goitia W., and K. Jaffe. 2009. Ant-Plant Associations in Different Forests in Venezuela. Neotropical Entomology 38(1): 007-031.
 * Longino J. et al. ADMAC project. Accessed on March 24th 2017 at https://sites.google.com/site/admacsite/
 * Vásquez-Bolaños M. 2011. Lista de especies de hormigas (Hymenoptera: Formicidae) para México. Dugesiana 18: 95-133