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Anthozoa - Tetradiida - Tetradiidae

Paratetradium was named by Sokolov (1955) [Sepkoski's age data: O Cara-m O Ashg]. It is not extant.

It was assigned to Tetradiidae by Hill (1981); and to Tabulata by Sepkoski (2002).

Synonymy list
YearName and author
1955Paratetradium Sokolov
1981Paratetradium Hill
2002Paratetradium Sepkoski, Jr.

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phylumCnidariaHatschek 1888
classAnthozoaEhrenberg 1834
subclassTabulataMilne-Edwards and Haime 1850
orderTetradiidaOkulitch 1936
familyTetradiidaeNicholson 1879
genusParatetradiumSokolov 1955

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

No diagnoses are available