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Trimerocrinidae
Taxonomy
Trimerocrinidae was named by Moore and Laudon (1943).
It was assigned to Agassizocrinacea by Ubaghs et al. (1978); and to Agassizocrinoidea by Webster and Webster (2012).
It was assigned to Agassizocrinacea by Ubaghs et al. (1978); and to Agassizocrinoidea by Webster and Webster (2012).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1943 | Trimerocrinidae Moore and Laudon |
| 1978 | Trimerocrinidae Ubaghs et al. p. T685 |
| 2012 | Trimerocrinidae Webster and Webster |
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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.
Fm. †Trimerocrinidae Moore and Laudon 1943
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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: Kiessling 2004, Aberhan 1992, Hendy et al. 2009 | |||||
Age range: Artinskian or 290.10000 to 279.30000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Artinskian | Indonesia | Trimerocrinus pentagonus, Trimerocrinus pumilus, Trimerocrinus ventricosus (118268) |