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Cylindrophyllum
Taxonomy
Cylindrophyllum was named by Simpson (1900) [Sepkoski's age data: D Emsi D Give-u]. It is not extant.
It was assigned to Phillipsastraeinae by Hill (1956); to Cylindrophyllinae by Hill (1981); and to Rugosa by Sepkoski (2002).
It was assigned to Phillipsastraeinae by Hill (1956); to Cylindrophyllinae by Hill (1981); and to Rugosa by Sepkoski (2002).
Species lacking formal opinion data
Synonyms
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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.
G. †Cylindrophyllum Simpson 1900
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Invalid names: Cylindrohelium Grabau 1910 [synonym]
Diagnosis
No diagnoses are available