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Ancoracrinus
Taxonomy
Ancoracrinus was named by Webster and Lane (1987) [Sepkoski's age data: C Tour-l C Tour-u Sepkoski's reference number: 704]. Its type is Ancoracrinus typus.
It was assigned to Euryocrinidae by Webster and Lane (1987); and to Sagenocrinida by Sepkoski (2002).
It was assigned to Euryocrinidae by Webster and Lane (1987); and to Sagenocrinida by Sepkoski (2002).
Species
A. typus (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1987 | Ancoracrinus Webster and Lane pp. 49 - 50 |
| 2002 | Ancoracrinus 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. †Ancoracrinus Webster and Lane 1987
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†Ancoracrinus typus Webster and Lane 1987
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| G. D. Webster and N. G. Lane 1987 | A euryocrinid lacking an anal in the cup; anal series cannot be distinguished from interprimibrachial series. |