†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
Type: Pachylocrinus
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution: