| Authorship | Cockerell, 1927: 165 | 
|---|---|
| Forms | m. | 
| Locality | U.S.A. (Colorado, Florissant, late Eocene, Priabonian) | 
| †Lasius peritulus | Species | Valid | |
| †Tetramorium peritulum | Species | Obsolete combination an obsolete combination of †Lasius peritulus (Cockerell, 1927) | Original combination |