| Species | Name Used in Reference |
|---|---|
| Somniosus antarcticus Whitley, 1939 | Somniosus antarcticus (p. 369-70) |
| Somniosus longus (Tanaka, 1912) | Somniosus longus (p. 360) |
| Somniosus microcephalus (Bloch & Schneider, 1801) | Somniosus microcephalus (p. 369) |
| Somniosus pacificus Bigelow & Schroeder, 1944 | Somniosus pacificus (p. 369) |
| Somniosus rostratus (Risso, 1827) | Somniosus rostratus (p. 369) |