| Geomydoecus (Geomydoecus) subcalifornicus Price & Emerson, 1971 |
| Geomydoecus (Geomydoecus) subnubili Price & Hellenthal, 1975 |
| Geomydoecus (Geomydoecus) tamaulipensis Price & Hellenthal, 1975 |
| Geomydoecus (Geomydoecus) telli Price & Hellenthal, 1988 |
| Geomydoecus (Geomydoecus) texanus Ewing, 1936 |
| Geomydoecus (Geomydoecus) texanus subsp. texanus Ewing, 1936 |
| Geomydoecus (Geomydoecus) texanus subsp. tropicalis Price & Hellenthal, 1975 |
| Geomydoecus (Geomydoecus) tolucae Price & Emerson, 1971 |
| Geomydoecus (Geomydoecus) traubi Price & Emerson, 1971 |
| Geomydoecus (Geomydoecus) trichopi Price & Emerson, 1971 |
| Geomydoecus (Geomydoecus) umbrini Price & Emerson, 1971 |
| Geomydoecus (Geomydoecus) ustulati Price & Hellenthal, 1975 |
| Geomydoecus (Geomydoecus) ustulati subsp. ustulati Price & Hellenthal, 1975 |
| Geomydoecus (Geomydoecus) veracruzensis Price & Emerson, 1971 |
| Geomydoecus (Geomydoecus) warmanae Price & Hellenthal, 1981 |
| Geomydoecus (Geomydoecus) welleri Price & Hellenthal, 1981 |
| Geomydoecus (Geomydoecus) welleri subsp. multilineatus Price & Hellenthal, 1981 |
| Geomydoecus (Geomydoecus) welleri subsp. welleri Price & Hellenthal, 1981 |
| Geomydoecus (Geomydoecus) wernecki Price & Emerson, 1971 |
| Geomydoecus (Geomydoecus) wernecki subsp. planiceps Price & Hellenthal, 1989 |