†family Stachyocrinidae Moore and Strimple 1973 (Sea lily)
Crinoidea - Dendrocrinida - Stachyocrinidae
Full reference: R. C. Moore and H. L. Strimple. 1973. Lower Pennsylvanian (Morrowan) crinoids from Arkansas, Oklahoma, and Texas. University of Kansas Paleontological Contributions, Echinodermata Article 60(12):1-84
Parent taxon: Graphiocrinoidea according to G. D. Webster and S. K. Donovan 2015
See also Ubaghs et al. 1978
Sister taxon: Graphiocrinidae
Subtaxa: Karavankecrinus Parastachyocrinus
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution: