Name(s) in cluster
| †Geragnostus Howell | urn:lsid:organismnames.com:name:2398267 |
| †Geragnostus Howell 1935 | urn:lsid:organismnames.com:name:379375 |
| †Geragnostus Howeli 1935 | urn:lsid:organismnames.com:name:2473892 |
| †Geragnostus | urn:lsid:organismnames.com:name:567563 |
...