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Morphology Ecology and taphonomy   Age range and collections


Anthozoa - Stauriida - Polycoeliidae

Gerthia was named by Grabau (1928) [Sepkoski's age data: P Asse P Dora Sepkoski's reference number: 1240]. It is not extant.

It was synonymized subjectively with Calophyllum by Hill (1956).

It was assigned to Polycoeliinae by Hill (1981); and to Rugosa by Sepkoski (2002).

Synonymy list
YearName and author
1928Gerthia Grabau
1981Gerthia Hill
2002Gerthia Sepkoski, Jr.

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phylumCnidariaHatschek 1888
classAnthozoaEhrenberg 1834
subclassRugosa(Milne-Edwards and Haime 1850)
orderStauriidaVerrill 1865
suborderPlerophyllinaSokolov 1960
familyPolycoeliidaeFromentel 1861
subfamilyPolycoeliinaeFromentel 1861
genusGerthiaGrabau 1928

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