| Scientific Name | Author | English Name |
|---|---|---|
| Corculognathia apennata | Ehlers & Ehlers, 1973 | |
| Gnathostomula algreti | Sterrer, 1991 | |
| Gnathostomula arabica | Riedl, 1971 | |
| Gnathostomula armata | Riedl, 1971 | |
| Gnathostomula axi | Kirsteuer, 1964 | |
| Gnathostomula brunidens | Riedl, 1971 | |
| Gnathostomula costata | Ehlers & Ehlers, 1973 | |
| Gnathostomula jenneri | Riedl, 1971 | |
| Gnathostomula karlingi | Riedl, 1971 | |
| Gnathostomula maldivarum | Gerlach, 1958 | |
| Gnathostomula maorica | Sterrer, 1991 | |
| Gnathostomula mediocristata | Riedl, 1971 | |
| Gnathostomula mediterranea | Sterrer, 1970 | |
| Gnathostomula microstyla | Riedl, 1971 | |
| Gnathostomula murmanica | Mamkaeva, 1962 | |
| Gnathostomula nigrostoma | Riedl, 1971 | |
| Gnathostomula paradoxa | Ax, 1956 | |
| Gnathostomula peregrina | Kirsteuer, 1969 | |
| Gnathostomula raji | Sterrer, 1991 | |
| Gnathostomula salotae | Sterrer, 1991 | |
| Gnathostomula uncinata | Sterrer, 1998 | |
| Ratugnathia makuluvae | Sterrer, 1991 | |
| Semaeognathia sterreri | Riedl, 1970 |