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Halysiocrinus
Taxonomy
Halysiocrinus was named by Ulrich (1886) [Sepkoski's age data: D Give C Vise-u Sepkoski's reference number: 906]. It is not extant.
It was assigned to Calceocrinidae by Laudon (1936), Webster and Lane (1987) and Ausich (1998); and to Disparida by Sepkoski (2002).
It was assigned to Calceocrinidae by Laudon (1936), Webster and Lane (1987) and Ausich (1998); and to Disparida by Sepkoski (2002).
Species
Synonymy list
Year | Name and author |
---|---|
1886 | Halysiocrinus Ulrich |
1936 | Halysiocrinus Laudon |
1987 | Halysiocrinus Webster and Lane p. 9 |
1998 | Halysiocrinus Ausich p. 27 |
2002 | Halysiocrinus 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. †Halysiocrinus Ulrich 1886
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†Halysiocrinus barrisi Worthen 1875
†Halysiocrinus elephantinus Laudon 1936
Diagnosis
No diagnoses are available