| Species | Name Used in Reference |
|---|---|
| Diaphus coeruleus (Klunzinger, 1871) | Diaphus coeruleus (p. 4 ) |
| Diaphus knappi Nafpaktitis, 1978 | Diaphus knappi (p. 4;fig.3a,3b ) |
| Diaphus schmidti Tåning, 1932 | Diaphus schmidti (p. 4;fig.4a,4b ) |
| Diaphus suborbitalis Weber, 1913 | Diaphus suborbitalis (p. 5;fig.5a,5b ) |
| Diaphus watasei Jordan & Starks, 1904 | Diaphus watasei (p. 5;fig.6a,6b ) |