Name(s) in cluster
| †PleThagnostus | urn:lsid:organismnames.com:name:2598591 |
| †Plethagnostus Clark | urn:lsid:organismnames.com:name:2398524 |
| †Plethagnostus Clark 1923 | urn:lsid:organismnames.com:name:2054830 |
...
| †PleThagnostus | urn:lsid:organismnames.com:name:2598591 |
| †Plethagnostus Clark | urn:lsid:organismnames.com:name:2398524 |
| †Plethagnostus Clark 1923 | urn:lsid:organismnames.com:name:2054830 |