Full reference: C. D. Sumrall, J. Sprinkle, and T. E. Guensberg. 2011. Comparison of flattened blastozoan echinoderms: Insights from the new Early Ordovician eocrinoid Haimacystis rozhnovi. Journal of Paleontology 75(5):985-992
Parent taxon: Eocrinoidea according to C. D. Sumrall et al. 2011
Sister taxa: Acanthocystites, Ascocystitida, Ascocystitidae, Balangicystis, Balantiocystis, Bolboporites, Cardiocystites, Cigara, Cryptocrinitidae, Cymbionites, Gogiida, Hexedriocystis, Imbricata, Lapillocystites, Lichenoididae, Lingulocystidae, Llanocystis, Luhocrinus, Marjumicystis, Palaeocystitidae, Paracryptocrinites, Peridionites, Pilocystites, Polyptychella, Rhipidocystidae, Ridersiidae, Trachelocrinida, Ubaghsicystis
Subtaxa: Haimacystis rozhnovi
Type: Haimacystis rozhnovi
Ecology: stationary epifaunal suspension feeder
Distribution: found only at Square Top South (Ordovician of Utah)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.