†family Pachylocrinidae Kirk 1942 (Sea lily)

Crinoidea - Dendrocrinida - Pachylocrinidae

Full reference: E. Kirk. 1942. Ampelocrinus, a new crinoid genus from the Upper Mississippian. American Journal of Science 240:22-28

Parent taxon: Apographiocrinoidea according to Y. Y. Mao et al. 2018

See also Ubaghs et al. 1978, Webster and Lane 2007 and Webster and Webster 2012

Sister taxon: Apographiocrinidae

Subtaxa: Pachylocrinus Plummericrinus

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Type: Pachylocrinus

Ecology: stationary intermediate-level epifaunal suspension feeder

Distribution:

• Permian of China (1 collection), United States (1: Nevada)

• Carboniferous of Canada (1: Alberta), United States (23: Illinois, Indiana, Kansas, Kentucky, Nebraska, Oklahoma)

• Devonian of China (1), Mongolia (1)

Total: 28 collections including 30 occurrences

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