Name(s) in cluster
| †Quadrotheca Syssoiev 1958 | urn:lsid:organismnames.com:name:1587623 |
| †Quadrotheca Sysoev 1958 | urn:lsid:organismnames.com:name:4379180 |
| †Quadrotheca | urn:lsid:organismnames.com:name:4412766 |
...
| †Quadrotheca Syssoiev 1958 | urn:lsid:organismnames.com:name:1587623 |
| †Quadrotheca Sysoev 1958 | urn:lsid:organismnames.com:name:4379180 |
| †Quadrotheca | urn:lsid:organismnames.com:name:4412766 |