Edrioasteroidea - Isorophida - Agelacrinitidae

Parent taxon: Agelacrinitidae according to C. D. Sumrall et al. 2006

See also Sepkoski 2002 and Sumrall 1996

Sister taxa: Agelacrinites, Agelacrinitinae, Bellastrella, Cooperidiscus, Dinocystis, Discocystinae, Hystrichopsydrax, Krama, Lepidodiscus, Neoisorophusella, Persiadiskos, Postibullinae, Savagella, Thresherodiscus, Ulrichidiscus

Subtaxa: Postibulla westergaardi

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Ecology: stationary low-level epifaunal suspension feeder

Distribution: found only at Forbes Ranch, Edrioasteroids, Marietta, Oklahoma (Carboniferous of Oklahoma)

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Specimen images are retrieved through the ePANDDA API.