Name(s) in cluster
| †Zonacyathus Bedford 1937 | urn:lsid:organismnames.com:name:4473511 |
| †Zonacyathus Bedford & Bedford | urn:lsid:organismnames.com:name:2485948 |
| †Zonacyathus Bedford & Bedford 1937 | urn:lsid:organismnames.com:name:3188178 |
| †Zonacyathus R. & J. Bedford | urn:lsid:organismnames.com:name:2337850 |
...