- Aztecolus collaris Chamberlin, 1953 accepted as Messicobolus collaris (Chamberlin, 1953)
- Aztecolus fratrellus Chamberlin, 1953
- Aztecolus nigrior (Chamberlin, 1941)
- Aztecolus pablillo Chamberlin, 1947
- Aztecolus productus Loomis, 1968
- Aztecolus vulcan Chamberlin, 1953 accepted as Hiltonius vulcan (Chamberlin, 1953)
- Chicobolus jucundus Causey, 1955
- Chicobolus pilsbryi Chamberlin, 1947
- Chicobolus spinigerus (Wood, 1864)