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Cheirocystis Paul 1972

Rhombifera - Cheirocrinidae

PaleoDB taxon number: 30951

Full reference: C. R. C. Paul. 1972. Cheirocystella antiqua gen. et. sp. nov. from the Lower Ordovician of western Utah and its bearing on the evolution of the Cheirocrinidae (Rhombifera: Glyptocystitida). Brigham Young University Geology Studies 19:15-63

Parent taxon: Cheirocrinidae according to C. R. C. Paul and S. V. Rozhnov 2016

Sister taxa: Acanthalepis, Cheirocrinus, Cheirocystella, Coronocystis, Hadrocystis, Homocystites, Sprinkleocystis

Subtaxa: Cheirocystis anatiformis, Cheirocystis fultonensis, Cheirocystis radiatus

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Type: Echinoencrinites anatiformis

Ecology: stationary intermediate-level epifaunal suspension feeder