Order Comatulida Clark 1908 (Feather star)
Parent taxon: Articulata according to D. F. Wright et al. 2017
See also Ausich 1998, Hess and Messing 2011, Rasmussen 1961, Sepkoski 2002 and Shibata and Oji 2007
Sister taxa: Bihaticrinus, Corythocrinus, Cratecrinus, Cyclocrinidae, Cyrtocrinida, Encrinida, Holocrinida, Hyocrinida, Isocrinida, Lanternocrinidae, Leocrinidae, Millericrinida, Qingyanocrinidae, Roveacrinida, Taurocrinus, Tulipacrinidae, Uintacrinida
Subtaxa: Bourgueticrinina Comatulidae Comatulidina Guillecrinina Hebeticrinus Solanocrinus
Ecology: facultatively mobile intermediate-level epifaunal suspension feeder