Gnamptogenys nana

Nothing is known about the biology of . Its nearest relatives, Gnamptogenys horni and Gnamptogenys regularis include beetles as a significant part of their diets, while horni also preys on ants.

Identification
A member of the regularis complex (in the regularis subgroup of the mordax species group). Head subquadrate, mandibles subtriangular with striae at base, clypeal lamella straight, no transverse mesosomal impressions, propodeal declivity with vertical costulae. (Lattke 1995)

Distribution based on Regional Taxon Lists
Neotropical Region: Argentina, Brazil.

Nomenclature

 * . Gnamptogenys nana Kempf, 1960f: 422, figs. 7-9 (w.) BRAZIL (São Paulo).
 * Type-material: holotype worker.
 * Type-locality: Brazil: São Paulo, Agudos, 29.viii.1958 (R. Mueller).
 * Type-depository: MZSP.
 * Status as species: Kempf, 1972a: 113; Kempf, 1978: 35; Brandão, 1991: 345; Bolton, 1995b: 209; Lattke, 1995: 177; Lattke, et al. 2007: 260 (in key); Feitosa, 2015c: 98; Camacho, et al. 2020: 457 (in key); Camacho, Franco, Branstetter, et al. 2022: 11.
 * Senior synonym of dina: Kempf, 1978b: 35; Brandão, 1991: 346; Bolton, 1995b: 209; Lattke, 1995: 177.
 * Distribution: Argentina, Brazil.
 * dina. Parectatomma dina Kusnezov, 1969: 35 (diagnosis in key) (w.) ARGENTINA (Salta).
 * Type-material: holotype worker, 5 paratype workers.
 * Type-locality: holotype Argentina: Salta, Alemanía, 18.ii.1948 (N. Kusnezov); paratypes with same data.
 * Type-depository: IMLT.
 * Junior synonym of nana: Kempf, 1978b: 35; Brandão, 1991: 346; Bolton, 1995b: 208; Lattke, 1995: 177.

References based on Global Ant Biodiversity Informatics

 * Brandao, C.R.F. 1991. Adendos ao catalogo abreviado das formigas da regiao neotropical (Hymenoptera: Formicidae). Rev. Bras. Entomol. 35: 319-412.
 * Kempf W. W. 1960. Miscellaneous studies on Neotropical ants (Hymenoptera, Formicidae). Studia Entomologica (n.s.)3: 417-466.
 * Kempf W. W. 1961. Nota preliminar sôbre a fauna das formigas de Agudos, S. P. (Hymenoptera: Formicidae). Revista Brasileira de Entomologia 10: 205-208.
 * Kempf W. W. 1978. A preliminary zoogeographical analysis of a regional ant fauna in Latin America. 114. Studia Entomologica 20: 43-62.
 * Kempf W. W. 1978. Five new synonyms for the Argentine ant fauna (Hymenoptera, Formicidae). 112. Studia Entomologica 20: 35-38.
 * Kempf, W.W. 1972. Catalago abreviado das formigas da regiao Neotropical (Hym. Formicidae) Studia Entomologica 15(1-4).
 * Lattke J. E. 1995. Revision of the ant genus Gnamptogenys in the New World (Hymenoptera: Formicidae). Journal of Hymenoptera Research 4: 137-193
 * Scott-Santos, C.P., F.A. Esteves, C.R.F. Brandao. 2008. Catalogue of "Poneromorph" ant type specimens (Hymenoptera, Formicidae) deposited in the Museu de Zoologia da Universidade de Sao Paulo, Brazil. Papeis Avulsos de Zoologia 48(11):75-88.