| Nymphon vacans Child, 1997 | Accepted name (WoRMs) |
| Status | senior synonym, original combination |
| ICZN valid name | Yes |
| Status ref. | Child, C.A., 1997 |
| Comment | |
| Etymology of Generic name | |
| Etymology of specific name | Vacans (Latin), i.e, empty, void or clear; name refers to slight bulge of the ocular tubercle which is devoid of eyes (Ref. 2116, p. 139). |