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Asymmetrocrinus
Taxonomy
Asymmetrocrinus was named by Wanner (1937) [Sepkoski's age data: P Guad-u]. It is not extant. Its type is Asymmetrocrinus poteriocrinoides.
It was assigned to Thetidicrininae by Arendt (1970); to Codiacrininae by Ubaghs et al. (1978); and to Cladida by Sepkoski (2002).
It was assigned to Thetidicrininae by Arendt (1970); to Codiacrininae by Ubaghs et al. (1978); and to Cladida by Sepkoski (2002).
Species
A. poteriocrinoides (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1937 | Asymmetrocrinus Wanner |
| 1970 | Asymmetrocrinus Arendt p. 97 |
| 1978 | Asymmetrocrinus Ubaghs et al. p. T596 |
| 2002 | Asymmetrocrinus 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
Measurements
No measurements are available
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| Source: subc = subclass, c = class, p = phylum | |||||
| References: Aberhan 1992, Hendy et al. 2009, Kiessling 2004 | |||||
Collections
No collection or age range data are available