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Physetocrinus
Taxonomy
Physetocrinus was named by Meek and Worthen (1869) [Sepkoski's age data: C Tour-l C Vise-l Sepkoski's reference number: 704,986]. It is not extant. Its type is Actinocrinus ventricosus.
It was assigned to Physetocrininae by Ubaghs et al. (1978) and Webster and Lane (1987); and to Monobathrida by Sepkoski (2002).
It was assigned to Physetocrininae by Ubaghs et al. (1978) and Webster and Lane (1987); and to Monobathrida by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1869 | Physetocrinus Meek and Worthen |
| 1978 | Physetocrinus Ubaghs et al. p. T460 |
| 1987 | Physetocrinus Webster and Lane p. 8 |
| 2002 | Physetocrinus 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. †Physetocrinus Meek and Worthen 1869
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†Physetocrinus copei Miller 1881
†Physetocrinus lobatus Wachsmuth and Springer 1897
†Physetocrinus majusculus Webster and Lane 1987
†Physetocrinus ventricosus Hall 1858
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum | |||||
| References: Aberhan 1992, Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: Osagean or 352.00000 to 343.00000 Ma
Collections (16 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Osagean | USA (New Mexico) | P. copei (235906 235907 235913 235918 235922 235923 235925) P. copei, P. lobatus (235903 235905 235910 235911 235912 235916 235917) P. lobatus (235914 235915) |