| Citation | Cutler, E.B., 1994 The Sipuncula. Their systematics, biology and evolution. Ithaca: Comstock publishing Associates, 433 p. |
| Ref. | 1840 Cutler, E.B., 1994 |
| Page | 39 |
| Named Used as Valid | Sipunculus polymyotus |
| Locality | |
| Distribution | São Paulo, Brazil, USA (South Carolina, around Florida, to Panama City, Florida, on the Gulf Of Mexico), both sides of Costa Rica, West coast of Panama, off Baja California, Tasman Sea. |