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Dicromyocrinus
Taxonomy
Dicromyocrinus was named by Jaekel (1918) [Sepkoski's age data: C Serp-l C Step-u Sepkoski's reference number: 257]. It is not extant.
It was assigned to Cladida by Sepkoski (2002); and to Cromyocrinidae by Webster et al. (2009).
It was assigned to Cladida by Sepkoski (2002); and to Cromyocrinidae by Webster et al. (2009).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1918 | Dicromyocrinus Jaekel |
| 2002 | Dicromyocrinus Sepkoski |
| 2009 | Dicromyocrinus Webster et al. p. 247 |
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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. †Dicromyocrinus Jaekel 1918
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†Dicromyocrinus granularis Easton 1962
†Dicromyocrinus medius Moore and Strimple 1973
†Dicromyocrinus optimus Strimple 1951
†Dicromyocrinus subaplatus Moore and Strimple 1973
Diagnosis
No diagnoses are available