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Hemicystitidae
Taxonomy
Hemicystitidae was named by Bassler (1936). It is not extant.
It was assigned to Edrioasteroidea by Regnéll (1945) and Regnéll (1966).
It was assigned to Edrioasteroidea by Regnéll (1945) and Regnéll (1966).
Synonymy list
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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.
Fm. †Hemicystitidae Bassler 1936
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G. †Anglidiscus Regnéll 1950
G. †Carneyella Forste 1916
G. †Cincinnatidiscus Bassler 1935
G. †Cystaster Hall 1871
G. †Foerstediscus Bassler 1935
G. †Hemicystites Hall 1852
G. †Lebetodiscus Bather 1908
G. †Lepidoconia Wilson 1946
G. †Timeischytes Ehlers and Kesling 1958
Diagnosis
No diagnoses are available