Full reference: T. E. Guensburg and J. Sprinkle. 2003. The oldest known crinoids (Early Ordovician, Utah) and a new crinoid plate homology system. Bulletins of American Paleontology 364:1-43
Parent taxon: Monobathrida according to T. E. Guensburg and J. Sprinkle 2003
Sister taxa: Acrocrinitidae, Amarsupiocrinus, Amblacrinus, Bolicrinus, Carpocrinidae, Cerasmocrinus, Closterocrinus, Compsocrinina, Delgadocrinidae, Dolatocrinicae, Eknomocrinidae, Eocamptocrinus, Eucalyptocrinitidae, Exsulacrinus, Glaphyocrinus, Glyptocrinina, Habrotecrinidae, Harrelicrinus, Hexacriniticae, Hyrtanecrinus, Ilmocrinus, Ivanovaecrinus, Lobomelocrinus, Marhoumacrinus, Marsupiocrinidae, Nanicrinus, Neocamtocrinus, Pandanocrinus, Paracrocrinus, Paramegaliocrinus, Paratalarocrinus, Patelliocrinidae, Phrygilocrinus, Praedicticrinus, Prokopicrinus, Shimantocrinus, Struszocrinus, Tanaocrinina, Xenocrinidae
Subtaxa: Adelphicrinus fortuitus
Type: Adelphicrinus fortuitus
Ecology: stationary upper-level epifaunal suspension feeder
Distribution: found only at Guen section, 3 km north of SQ section (Ordovician of Utah)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.