| Family | genus | species | author | Type Number | Category |
| Ephydridae | Diedrops | aenigma | Mathis and Wirth | 12426 | holotype |
| Ephydridae | Ephydra | cinerea | Jones | 4108 | lectotype |
| Ephydridae | Ephydra | millbrae | Jones | 4483 | lectotype |
| Ephydridae | Ephydra | usingeri | Wirth | 12718 | holotype |
| Ephydridae | Notiphila | varia | Jones | 1848 | lectotype |
| Ephydridae | Ochthera | baia | Cresson | 6289 | holotype |
| Ephydridae | Ochthera | loreta | Cresson | 6288 | holotype |
| Ephydridae | Paracoenia | ampla | Mathis | 12032 | holotype |
| Ephydridae | Paracoenia | wirthi | Mathis | 12033 | holotype |
| Ephydridae | Parydra | aurata | Jones | 4106 | lectotype |
| Ephydridae | Parydra | halteralis joaquinensis | Clausen in Clausen and Cook | 11991 | holotype |
| Ephydridae | Parydra | metallica | Cole | 813 | holotype |
| Ephydridae | Pelina | biloba | Clausen | 11890 | holotype |
| Ephydridae | Pelina | neaenescens | Clausen | 11891 | holotype |
| Ephydridae | Philygria | galapagensis | Wirth | 10152 | holotype |
| Ephydridae | Scatella | galapagensis | Curran | 3805 | holotype |
| Ephydridae | Stratiothyrea | matema | Cresson in Curran | 4066 | holotype |
| Ephydridae | Thiomyia | quatei | Wirth | 6491 | holotype |
| Ephydriddae | Lytogaster | mexicana | Clausen | 15048 | holotype |