Name(s) in cluster
| †Orthacanthidae Heyler & Poplin 1989 | urn:lsid:organismnames.com:name:1340375 |
| †Orthacanthidae Heyler & Poplin 1990 | urn:lsid:organismnames.com:name:1001705 |
| †Orthacanthidae | urn:lsid:organismnames.com:name:1047461 |
Microreference
70
...