Crinoidea - Pisocrinida - Pisocrinidae

Parent taxon: Pisocrinidae according to G. Ubaghs et al. 1978

See also Sepkoski 2002

Sister taxa: Calycanthocrinus, Cicerocrinus, Eocicerocrinus, Jaekelicrinus, Metaffinocrinus, Pisocrininae, Pisocrinus, Platyfundocrinus, Playfordicrinus, Psilocrinus, Retusocrinus, Schedexocrinus, Separocrinus, Simocrinus, Triacrinus, Zeusocrinus

Subtaxa: Polygonocrinus spiniferus

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Ecology: stationary intermediate-level epifaunal suspension feeder

Distribution: found only at LaSalle Limestone Member, Bond Fm., near Pontiac, Livingstone County, IL (Carboniferous of Illinois)

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Specimen images are retrieved through the ePANDDA API.