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Hystrichopsydrax Guensberg 1988

Edrioasteroidea - Isorophida - Agelacrinitidae

PaleoDB taxon number: 30776

Full reference: T. E. Guensberg. 1988. Functional Morphology, and Life Modes of Late Ordovician Edrioasteroids, Orchard Creek Shale, Southern Illinois. Journal of Paleontology 62(1):110-126

Parent taxon: Agelacrinitidae according to T. E. Guensberg 1988

Sister taxa: Agelacrinites, Cooperidiscus, Discocystinae, Discocystis, Isorophus, Isorophusella, Lepidodiscus, Neoisorophusella, Postibulla, Postibullinae, Savagella, Thresherodiscus, Ulrichidiscus

Subtaxa: Hystrichopsydrax sandersi

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Type: Hystrichopsydrax sandersi

Ecology: stationary low-level epifaunal suspension feeder