Name(s) in cluster
| †Oryctocephalus primus | urn:lsid:organismnames.com:name:3928187 |
| †Oryctocephalus primus Walcott 1886 | urn:lsid:organismnames.com:name:1287272 |
| †Oryctocephalus primus W. | urn:lsid:organismnames.com:name:2854765 |
...
| †Oryctocephalus primus | urn:lsid:organismnames.com:name:3928187 |
| †Oryctocephalus primus Walcott 1886 | urn:lsid:organismnames.com:name:1287272 |
| †Oryctocephalus primus W. | urn:lsid:organismnames.com:name:2854765 |