| Αναφορά | Steiner, G. and A.R. Kabat, 2004 Catalog of species-group names of recent and fossil Scaphopoda (Mollusca). Zoosystema 26(4):549-726. |
| Αναφ. | 1821 Steiner, G. and A.R. Kabat, 2004 |
| Σελίδα | 645 |
| Named Used as Valid | Episiphon sominium |
| Περιοχή | Sagami Bay, Japan. |
| Distribution | Indo-Pacific Japan. |