Cephalotes cordatus valid Brazil (Pará). Neotropic.
Smith, F. 1853 ("1854"). Monograph of the genus Cryptocerus, belonging to the group Cryptoceridae - family Myrmicidae - division Hymenoptera Heterogyna. Transactions of the Entomological Society of London (2)2:213-228.   128678

Cephalotes cordatus boliviensis synonym of Cephalotes cordatus Bolivia. Neotropic.
Santschi, F. 1921h. Quelques nouveaux Cryptocerus de l'Argentine et pays voisins. Anales de la Sociedad Cientifica Argentina 92:124-128.   128335