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Trimerocrinus
Taxonomy
Trimerocrinus was named by Wanner (1916) [Sepkoski's age data: P l P Guad-u]. It is not extant. Its type is Trimerocrinus pumilus.
It was assigned to Cladida by Sepkoski (2002); and to Trimerocrinidae by Ubaghs et al. (1978), Webster and Webster (2012).
It was assigned to Cladida by Sepkoski (2002); and to Trimerocrinidae by Ubaghs et al. (1978), Webster and Webster (2012).
Species
T. pumilus (syn. T. ventricosus) (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1916 | Trimerocrinus Wanner |
| 1978 | Trimerocrinus Ubaghs et al. p. T685 |
| 2002 | Trimerocrinus Sepkoski |
| 2012 | Trimerocrinus Webster and Webster p. 2173 |
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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. †Trimerocrinus Wanner 1916
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†Trimerocrinus pumilus Wanner 1916
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†Trimerocrinus pumilus pentagonus Wanner 1924
Invalid names: Trimerocrinus ventricosus Wanner 1916 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subc = subclass, c = class, p = phylum | |||||
| References: Hendy et al. 2009, Kiessling 2004, Aberhan 1992 | |||||
Age range: Artinskian or 290.10000 to 283.30000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Artinskian | Indonesia | T. pentagonus, T. pumilus, T. ventricosus (118268) |