Name(s) in cluster
| †Placenticeras syrtale | urn:lsid:organismnames.com:name:3601667 |
| †Placenticeras syrtale (Morton) | urn:lsid:organismnames.com:name:394963 |
| †Placenticeras syrtale (Morton 1834) | urn:lsid:organismnames.com:name:374882 |
...
| †Placenticeras syrtale | urn:lsid:organismnames.com:name:3601667 |
| †Placenticeras syrtale (Morton) | urn:lsid:organismnames.com:name:394963 |
| †Placenticeras syrtale (Morton 1834) | urn:lsid:organismnames.com:name:374882 |