• De Andrade & Baroni Urbani, 1999: 731 (s.q.)
• Combination in Zacryptocerus: Brandão, 1991: 386.
• Combination in Cephalotes: De Andrade & Baroni Urbani, 1999: 729.
• Status as species: Kempf, 1972b: 177; Brandão, 1991: 386; Bolton, 1995b: 425; De Andrade & Baroni Urbani, 1999: 729 (redescription); Oliveira et al., 2021: 8 (in list).

Obsolete combinations

• Paracryptocerus frigidus

Citations

• 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. 1960f. Miscellaneous studies on Neotropical ants (Hymenoptera, Formicidae). Studia Entomologica (n.s.)3:417-466. 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