| Trachusa (Heteranthidium) cordaticeps (Michener, 1949) |
| Trachusa (Heteranthidium) larreae (Cockerell, 1897) |
| Trachusa (Heteranthidium) occidentalis (Cresson, 1868) |
| Trachusa (Heteranthidium) pectinata Brooks & Griswold, 1988 |
| Trachusa (Trachusomimus) Popov, 1964 |
| Trachusa (Trachusomimus) perdita Cockerell, 1904 |
| Trachusa (Ulanthidium) Michener, 1948 |
| Trachusa (Ulanthidium) alamosana Thorp & Brooks, 1994 |
| Trachusa (Ulanthidium) fulvopilosa Thorp & Brooks, 1994 |
| Trachusa (Ulanthidium) interdisciplinaris (Peters, 1972) |
| Trachusa (Ulanthidium) mitchelli (Michener, 1948) |
| Trachusa (Ulanthidium) nigrifaseis Thorp & Brooks, 1994 |
| Trachusa (Ulanthidium) notophila Thorp & Brooks, 1994 |
| Trachusa (Ulanthidium) pueblana Thorp & Brooks, 1994 |