Name(s) in cluster
| †Triarthrus tetragonalis (Harrington 1938) | urn:lsid:organismnames.com:name:2793465 |
| †Triarthrus tetragonalis | urn:lsid:organismnames.com:name:2066584 |
| †Triarthrus tetragonalis (Harrington ) | urn:lsid:organismnames.com:name:2410209 |
...
| †Triarthrus tetragonalis (Harrington 1938) | urn:lsid:organismnames.com:name:2793465 |
| †Triarthrus tetragonalis | urn:lsid:organismnames.com:name:2066584 |
| †Triarthrus tetragonalis (Harrington ) | urn:lsid:organismnames.com:name:2410209 |