kingdom Animalia > phylum Annelida > order Sipuncula > family Sipunculidae > genus Sipunculus > species Sipunculus titubans
| Rank | Species |
| Status | unaccepted |
| Aphia ID | urn:lsid:marinespecies.org:taxname:424095 |
| Valid name | Sipunculus (Sipunculus) nudus |
| Valid Aphia ID | 136084 |
| NCBI ID | 6446 |
| Environments |
marine, |
This status of this taxon in WoRMS is unaccepted. The accepted taxon for Sipunculus titubans Selenka & Bülow in Selenka, de Man & Bülow, 1883 is Sipunculus (Sipunculus) nudus.