| Thomomydoecus (Thomomydoecus) minor (Werneck, 1950) |
| Thomomydoecus (Thomomydoecus) neocopei (Price & Emerson, 1971) |
| Thomomydoecus (Thomomydoecus) orizabae (Price & Hellenthal, 1980) |
| Thomomydoecus (Thomomydoecus) peregrini (Price & Hellenthal, 1980) |
| Thomomydoecus (Thomomydoecus) potteri (Price & Hellenthal, 1980) |
| Thomomydoecus (Thomomydoecus) timmi (Price & Hellenthal, 1980) |
| Thomomydoecus (Thomomydoecus) williamsi (Price & Hellenthal, 1980) |
| Thomomydoecus (Thomomydoecus) zacatecae (Price & Hellenthal, 1980) |
| Trichodectes Nitzsch, 1818 |
| Trichodectes canis (De Geer, 1778) |
| Trichodectes caprae Gurlt, 1843 |
| Trichodectes limbatus Gervais, 1844 |
| Trichodectes mexicanus Rudow, 1866 |
| Trichodectes minutus Paine, 1912 |
| Trichodectes octomaculatus Paine, 1912 |
| Trichodectes pallidus Piaget, 1880 |
| Trichodectes potus Werneck, 1934 |
| Trichodectidae Kellogg, 1896 |
| Tricholipeurus Bedford, 1929 |
| Tricholipeurus lipeuroides (Mégnin, 1884) |