Name(s) in cluster
| †Orthothecidae Sysoiev 1958 | urn:lsid:organismnames.com:name:718 |
| †Orthothecidae Sysoev 1958 | urn:lsid:organismnames.com:name:4379179 |
| †Orthothecidae | urn:lsid:organismnames.com:name:616068 |
...
| †Orthothecidae Sysoiev 1958 | urn:lsid:organismnames.com:name:718 |
| †Orthothecidae Sysoev 1958 | urn:lsid:organismnames.com:name:4379179 |
| †Orthothecidae | urn:lsid:organismnames.com:name:616068 |