| Citation | Schuchert, P., 2006 The European athecate hydroids and their medusae (Hydrozoa, Cnidaria): Capitata part 1. Revue suisse de Zoologie 113(2):325-410. |
| Ref. | 120437 Schuchert, P., 2006 |
| Page | 330 |
| Named Used as Valid | Acaulis primarius |
| Locality | |
| Distribution | Northern Atlantic and Arctic. |