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Polusocrinus
Taxonomy
Polusocrinus was named by Strimple (1951) [Sepkoski's age data: C Mosc-l C Step-u]. It is not extant.
It was assigned to Ampelocrinidae by Lane (1964); to Cladida by Sepkoski (2002); and to Aesiocrinidae by Webster and Lane (2007).
It was assigned to Ampelocrinidae by Lane (1964); to Cladida by Sepkoski (2002); and to Aesiocrinidae by Webster and Lane (2007).
Species
Synonymy list
Year | Name and author |
---|---|
1951 | Polusocrinus Strimple |
1964 | Polusocrinus Lane |
2002 | Polusocrinus Sepkoski |
2007 | Polusocrinus Webster and Lane p. 961 |
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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. †Polusocrinus Strimple 1951
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†Polusocrinus amplus Lane and Webster 1966
†Polusocrinus calyculoides Lane 1964
†Polusocrinus pachyplax Lane 1964
†Polusocrinus rosa Strimple 1951
Diagnosis
No diagnoses are available