| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Mesosignum admirandum Menzies & Frankenberg, 1967 |
Pacific Costa Rica | ||
| Mesosignum ansatum Menzies & Frankenberg, 1967 |
Pacific Nicaragua | ||
| Mesosignum antarcticum Schultz, 1979 |
Antarctic | ||
| Mesosignum asperum Menzies & Frankenberg, 1967 |
Pacific Costa Rica | ||
| Mesosignum brevispinis Birstein, 1963 |
N | ||
| Mesosignum elegantulum Birstein, 1963 |
N | ||
| Mesosignum kohleri Menzies, 1962 |
Caribbean | ||
| Mesosignum latum Birstein, 1970 |
Kuril-Kamchatka Trench | ||
| Mesosignum macrum Menzies & Frankenberg, 1967 |
Pacific Costa Rica | ||
| Mesosignum magnadens Menzies & Frankenberg, 1967 |
Caribbean | ||
| Mesosignum multidens Menzies & Frankenberg, 1967 |
Peru-Chile Trench | ||
| Mesosignum truncatum Menzies & George, 1972 |
Peru-Chile Trench | ||
| Mesosignum usheri Menzies, 1962 |
Caribbean | ||
| Mesosignum vitjazi Birstein, 1963 |
Pacific, New Britain Trench | ||
| Mesosignum weddellensis Choudhury & Brandt, 2004 |
Weddell Sea, Antarctica |