• Combination in Paracryptocerus (Harnedia): Kempf, 1958a: 139.
• Combination in Zacryptocerus: Brandão, 1991: 386.
• Combination in Cephalotes: De Andrade & Baroni Urbani, 1999: 440.
• Status as species: Forel, 1895b: 141; Emery, 1924f: 310; Borgmeier, 1927c: 118; Kempf, 1958a: 139; Kempf, 1972b: 178; Brandão, 1991: 386; Bolton, 1995b: 426; De Andrade & Baroni Urbani, 1999: 440 (redescription); Oliveira et al., 2021: 31 (in list).

Obsolete combinations

• Cryptocerus klugi

Citations

• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp.
• Borgmeier, T. 1927c. Catalogo systematico e synonymico das formigas do Brasil. 2 parte. Subf. Pseudomyrminae, Myrmicinae, Formicidae. Archivos do Museu Nacional (Rio de Janeiro) 29:69-164. PDF
• 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
• Emery, C. 1894d. Studi sulle formiche della fauna neotropica. VI-XVI. Bullettino della Società Entomologica Italiana 26:137-241. PDF
• Emery, C. 1924f ("1922"). Hymenoptera. Fam. Formicidae. Subfam. Myrmicinae. [concl.]. Genera Insectorum 174C:207-397. PDF
• Forel, A. 1895b. A fauna das formigas do Brazil. Boletim do Museu Paraense de Historia Natural e Ethnographia 1:89-139. PDF
• Kempf, W. W. 1958a. New studies of the ant tribe Cephalotini (Hym. Formicidae). Studia Entomologica (n.s.)1:1-168.
• 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