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Uintacrinidae
Taxonomy
Uintacrinidae was named by Zittel (1879). Its type is Uintacrinus.
It was assigned to Dendrocrinoidea by Clark and Twitchell (1915); to Uintacrinida by Rasmussen (1961); and to Uintacrinoidea by Hess and Messing (2011).
It was assigned to Dendrocrinoidea by Clark and Twitchell (1915); to Uintacrinida by Rasmussen (1961); and to Uintacrinoidea by Hess and Messing (2011).
Subtaxa
Uintacrinus (type genus)
Synonymy list
| Year | Name and author |
|---|---|
| 1879 | Uintacrinidae Zittel pp. 345, 375 |
| 1915 | Uintacrinidae Clark and Twitchell p. 35 |
| 1961 | Uintacrinidae Rasmussen p. 400 |
| 2011 | Uintacrinidae Hess and Messing p. 96 |
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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. †Uintacrinidae Zittel 1879
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G. †Uintacrinus Grinnell 1876
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†Uintacrinus anglicus Rasmussen 1961
†Uintacrinus socialis Grinnell 1876
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Invalid names: Uintacrinus westfalicus Schlüter 1878 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum | |||||
| References: Aberhan 1992, Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: base of the Late/Upper Santonian to the top of the Santonian or 85.70000 to 83.60000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Coniacian - Santonian | Canada (Alberta) | Uintacrinus socialis (87433) | |
| Coniacian - Santonian | USA (Kansas) | Uintacrinus socialis (85278) | |
| Late/Upper Santonian | Jamaica | Uintacrinus socialis (99827) | |
| Middle Santonian - Late/Upper Santonian | France | Uintacrinus sp. (59652) |