• [Misspelled as similimus by Bezděčková et al., 2015: 116.]
• Combination in Zacryptocerus: Brandão, 1991: 388.
• Combination in Cephalotes: De Andrade & Baroni Urbani, 1999: 208.
• Status as species: Kempf, 1972b: 180; Brandão, 1991: 388; Bolton, 1995b: 427; De Andrade & Baroni Urbani, 1999: 208 (redescription); Bezděčková et al., 2015: 116; Sandoval-Gómez & Sánchez-Restrepo, 2019: 914; Oliveira et al., 2021: 42 (in list).

Obsolete combinations

• Paracryptocerus simillimus

Citations

• Bezděčková, K.; Bezděčka, P.; Machar, I. 2015. A checklist of the ants of Peru. Zootaxa 4020:101-133. PDF
• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Brandão, C. R. F. 1991. Adendos ao catálogo abreviado das formigas da região Neotropical (Hymenoptera: Formicidae). Revista Brasileira de Entomologia 35:319-412. PDF
• De Andrade, M. L.; Baroni Urbani, C. 1999. Diversity and adaptation in the ant genus Cephalotes, past and present. Stuttgarter Beiträge zur Naturkunde. Serie B (Geologie und Paläontologie) 271:1-889. PDF
• Kempf, W. W. 1951. A taxonomic study on the ant tribe Cephalotini (Hymenoptera: Formicidae). Revista de Entomologia (Rio de Janeiro) 22:1-244. PDF
• Kempf, W. W. 1972b. Catálogo abreviado das formigas da região Neotropical. Studia Entomologica 15:3-344. PDF
• Oliveira, A. M.; Powell, S.; Feitosa, R. M. 2021. A taxonomic study of the Brazilian turtle ants (Formicidae: Myrmicinae: Cephalotes). Revista Brasileira de Entomologia 65 (3):52 pp. e20210028. [online early] 10.1590/1806-9665-RBENT-2021-0028 PDF
• Sandoval-Gómez, V. E.; Sánchez-Restrepo, A. F. 2019. Género Cephalotes. Capítulo 29. Pp. 899-915 in: Fernández, F.; Guerrero, R. J.; Delsinne, T. (eds.) 2019d. Hormigas de Colombia. Bogotá: Universidad Nacional de Colombia, 1198 pp. PDF