Name(s) in cluster
| †Portentosus Egorova, Lomovitskaya, Poletaeva & Sivov 1957 | urn:lsid:organismnames.com:name:2793099 |
| †Portentosus Egorova | urn:lsid:organismnames.com:name:2683316 |
| †Portentosus Egorova 1955 | urn:lsid:organismnames.com:name:2098829 |
| †Portentosus | urn:lsid:organismnames.com:name:2683846 |
Microreference
144
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