| Citation | Steiner, G. and A.R. Kabat, 2004 Catalog of species-group names of recent and fossil Scaphopoda (Mollusca). Zoosystema 26(4):549-726. |
| ссылка | 1821 Steiner, G. and A.R. Kabat, 2004 |
| Page | 655 |
| Named Used as Valid | Polyschides tetraschistus |
| Местонахождение | Anchorage off Fernando Naronha Island, Brazil. |
| Distribution | North Carolina to Argentina. |