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Triacrinus
Taxonomy
Triacrinus was named by Muenster (1839) [Sepkoski's age data: S Ludl D Fame Sepkoski's reference number: 998]. It is not extant.
It was assigned to Pisocrinidae by Ubaghs et al. (1978); and to Disparida by Sepkoski (2002).
It was assigned to Pisocrinidae by Ubaghs et al. (1978); and to Disparida by Sepkoski (2002).
Species lacking formal opinion data
Synonyms
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Synonymy list
Year | Name and author |
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1839 | Triacrinus Muenster |
1856 | Trichocrinus Mueller |
1978 | Triacrinus Ubaghs et al. p. T536 |
2002 | Triacrinus Sepkoski |
2002 | Trichocrinus 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.
Diagnosis
No diagnoses are available