Apterostigma ierense

Identification
Mera-Rodriguez, et al. (2020) - Lateroventral margin of frontal lobes completely curved and covering the antennae insertions; the cervical carina in dorsal view is shaped as two rounded lobes; and body densely pubescent (Lattke 1997).

Distribution
Mera-Rodriguez, et al. (2020) - Primarily distributed in the Amazon basin (Bolivia, Brazil, Colombia, Ecuador, Peru, and Venezuela), A. ierense also occurs in Panama and Trinidad (Kempf 1972; Lattke 1997; Mayhé-Nuñes and Jaffé 1998; Fernández and Sendoya 2004).

Distribution based on Regional Taxon Lists
Neotropical Region: Bolivia, Brazil, Colombia, Ecuador, Panama, Peru, Trinidad and Tobago, Venezuela.

Nomenclature

 * . Apterostigma ierense Weber, 1937: 387, fig. 4 (w.q.m.) TRINIDAD.
 * Status as species: Weber, 1945: 39; Weber, 1958c: 247; Kempf, 1972a: 24; Bolton, 1995b: 74; Lattke, 1997: 156 (redescription); Bezděčková, et al. 2015: 115; Fernández & Serna, 2019: 839.
 * Senior synonym of fitzgeraldi: Weber, 1958c: 247; Kempf, 1972a: 24; Bolton, 1995b: 74; Lattke, 1997: 156.
 * Senior synonym of gibbum: Lattke, 1997: 156.
 * fitzgeraldi. Apterostigma fitzgeraldi Weber, 1937: 393 (w.) TRINIDAD.
 * Status as species: Weber, 1945: 39.
 * Junior synonym of ierense: Weber, 1958c: 247; Kempf, 1972a: 24; Bolton, 1995b: 74; Lattke, 1997: 156.
 * gibbum. Apterostigma gibbum Weber, 1938b: 162, fig. 18 (w.q.m.) BOLIVIA.
 * Status as species: Kempf, 1972a: 24; Bolton, 1995b: 74.
 * Junior synonym of ierense: Lattke, 1997: 156.

References based on Global Ant Biodiversity Informatics

 * Fernández, F. and S. Sendoya. 2004. Lista de las hormigas neotropicales. Biota Colombiana Volume 5, Number 1.
 * Franco W., N. Ladino, J. H. C. Delabie, A. Dejean, J. Orivel, M. Fichaux, S. Groc, M. Leponce, and R. M. Feitosa. 2019. First checklist of the ants (Hymenoptera: Formicidae) of French Guiana. Zootaxa 4674(5): 509-543.
 * Kempf, W.W. 1972. Catalago abreviado das formigas da regiao Neotropical (Hym. Formicidae) Studia Entomologica 15(1-4).
 * Kusnezov N. 1953. La fauna mirmecológica de Bolivia. Folia Universitaria. Cochabamba 6: 211-229.
 * Lattke J. E. 1997. Revisión del género Apterostigma Mayr (Hymenoptera: Formicidae). Arquivos do Instituto Biológico (São Paulo) 34: 121-221
 * Mayhe-Nunes A. J., and K. Jaffe. 1998. On the biogeography of attini (Hymenoptera: Formicidae). Ecotropicos 11(1): 45-54.
 * Weber N. A. 1937. The biology of the fungus-growing ants. Part l. New forms. Rev. Entomol. (Rio J.) 7: 378-409.
 * Weber N. A. 1945. The biology of the fungus-growing ants. Part VIII. The Trinidad, B. W. I., species. Revista de Entomologia (Rio de Janeiro) 16: 1-88.