Name(s) in cluster
| †Tropidodiscus | urn:lsid:organismnames.com:name:2585568 |
| †Tropidodiscus Meek & Worthen 1866 | urn:lsid:organismnames.com:name:2607804 |
| †Tropidodiscus Meek & Worthern 1866 | urn:lsid:organismnames.com:name:2607805 |
| †Tropidodiscus Meek and Worthien 1866 | urn:lsid:organismnames.com:name:2846027 |
...