| Trích dẫn | Steiner, G. and A.R. Kabat, 2004 Catalog of species-group names of recent and fossil Scaphopoda (Mollusca). Zoosystema 26(4):549-726. |
| Tài liệu tham khảo | 1821 Steiner, G. and A.R. Kabat, 2004 |
| Trang | 597 |
| Named Used as Valid | Polyschides grandis |
| Địa phương | 230 miles E of Martha's Vineyard, Massachusetts. |
| Distribution | Western Atlantic. |