| Scientific Name | Author | English Name |
|---|---|---|
| Monognathus ahlstromi | Raju, 1974 | Paddletail onejaw |
| Monognathus berteli | Nielsen & Hartel, 1996 | |
| Monognathus bertini | Bertelsen & Nielsen, 1987 | |
| Monognathus boehlkei | Bertelsen & Nielsen, 1987 | |
| Monognathus bruuni | Bertin, 1936 | |
| Monognathus herringi | Bertelsen & Nielsen, 1987 | |
| Monognathus isaacsi | Raju, 1974 | |
| Monognathus jesperseni | Bertin, 1936 | |
| Monognathus jesse | Raju, 1974 | |
| Monognathus nigeli | Bertelsen & Nielsen, 1987 | |
| Monognathus ozawai | Bertelsen & Nielsen, 1987 | |
| Monognathus rajui | Bertelsen & Nielsen, 1987 | |
| Monognathus rosenblatti | Bertelsen & Nielsen, 1987 | |
| Monognathus smithi | Bertelsen & Nielsen, 1987 | |
| Monognathus taningi | Bertin, 1936 |