kingdom Chromista > subkingdom Harosa > infrakingdom Alveolata > phylum Myzozoa > subphylum Dinozoa > infraphylum Dinoflagellata > class Dinophyceae > subclass Peridiniphycidae > order Peridiniales > family Peridiniaceae > genus Congruentidium
| Rank | Genus |
| Status | unaccepted |
| Aphia ID | urn:lsid:marinespecies.org:taxname:604919 |
| Valid name | Protoperidinium |
| Valid Aphia ID | 109553 |
| Environments | marine |
This status of this taxon in WoRMS is unaccepted. The accepted taxon for Congruentidium T.H.Abé, 1927 is Protoperidinium.