Name(s) in cluster
| †Cardioceratidae Siemiradski 1891 | urn:lsid:organismnames.com:name:1267488 |
| †Cardioceratidae | urn:lsid:organismnames.com:name:270960 |
| †Cardioceratidae Siemiradzki 1891 | urn:lsid:organismnames.com:name:4990885 |
...
| †Cardioceratidae Siemiradski 1891 | urn:lsid:organismnames.com:name:1267488 |
| †Cardioceratidae | urn:lsid:organismnames.com:name:270960 |
| †Cardioceratidae Siemiradzki 1891 | urn:lsid:organismnames.com:name:4990885 |