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Exterocrinus
Taxonomy
Exterocrinus was named by Knapp (1969) [Sepkoski's age data: C Bash-u]. It is not extant.
It was assigned to Pirasocrinidae by Ubaghs et al. (1978); and to Cladida by Sepkoski (2002).
It was assigned to Pirasocrinidae by Ubaghs et al. (1978); and to Cladida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1969 | Exterocrinus Knapp |
| 1978 | Exterocrinus Ubaghs et al. p. T726 |
| 2002 | Exterocrinus Sepkoski |
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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. †Exterocrinus Knapp 1969
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Diagnosis
No diagnoses are available