†order Sagenocrinida Springer 1913 (Sea lily)
Parent taxon: Flexibilia according to Y. Y. Mao et al. 2018
See also Ausich 1998, Ausich and Copper 2010, Sepkoski 2002, Ubaghs et al. 1978, Webster 2012, Webster and Lane 1987, Webster et al. 2009, Webster and Webster 2012 and Wright et al. 2017
Sister taxa: Cupulocrinidae, Edriocrinidae, Icthyocrinus, Metichthyocrinus, Pinnata, Taxocrinida, Taxocrinoidea
Subtaxa: Cryptanisocrinus Homalocrinidae Icthyocrinacea Icthyocrinoidea Lecanocrinacea Lecanocrinoidea Lecocrinus Nummicrinus Pabianocrinus Paraclidochirus Paranisocrinus Proanisocrinus Sagenocrinitoidea Sagenocrinoidea Tagenocrinus
Ecology: stationary epifaunal suspension feeder