Parent taxon: Crinoidea according to J. J., Jr. Sepkoski 2002
Sister taxa: Acariaeocrinus, Aethocrinea, Angulata, Asperocrinidae, Aspidocrinus, Balearocrinus, Baryschyr, Bystrowicrinus, Camerata, Carpenterocrinus, Communicrinus, Conspectocrinus, Cyclocaudex, Cyclocharacidae, Cyclocrista, Cyclocyclicus, Cyclomischidae, Cycloscapus, Dazhucrinus, Dentiferocrinidae, Dentiferocrinus, Dicyclica, Dronovicrinus, Dulanocrinus, Dwortsowaecrinus, Ellipsoellipticus, Entrochus, Entrochus rotiformis, Exaesiodiscidae, Flexicrinus, Floricrinus, Floricyclidae, Floripila, Flucticharacidae, Flucticharax, Forbesiocrinus siculus, Gasterometra, Gemmacrinus, Glyphidocrinus, Hemistreptocrinoidea, Heterostelechus, Kojvicrinus, Kstutocrinidae, Lamprosterigma, Leptocarphiidae, Lichenocrinus, Malovicrinus, Mastocrinus, Mooreanteris, Moscovicrinus, Multifidocrinus, Nollenbachblastus, Ordinacrinus, Pandocrinus, Pentacrinoidea, Pentagonocyclicus, Pentagonopterix, Pentaridica, Phialocrinus, Picteticrinus, Pinegicrinus, Preptopremnum, Protocrinoida, Protocrinoidea, Salairocrinidae, Salairocrinus, Schyschcatocrinidae, Stenocrinidae, Stukaliniidae, Tantalocrinidae, Taranshicrinidae, Tatjanicrinus, Tetragonocyclicus, Tetralobocrinus, Torrocrinus, Waikaripites, Webericrinus, Zeravschanocrinus
Subtaxa: none
Ecology: stationary epifaunal suspension feeder
Distribution: there are no occurrences of Echmatocrinida in the database