Edrioasteroidea - Isorophida - Agelacrinitidae
Full reference: A. F. Foerste. 1914. Notes on Agelacrinidae and Lepadocystinae, with descriptions of Thresherodiscus and Brockocystites. Bulletin of the Scientific Laboratories of Denison University 17(3):399-487
Parent taxon: Agelacrinitidae according to C. D. Sumrall and F.J. Gahn 2006
See also Regnéll 1966 and Sepkoski 2002
Sister taxa: Agelacrinites, Agelacrinitinae, Bellastrella, Cooperidiscus, Dinocystis, Discocystinae, Hystrichopsydrax, Krama, Lepidodiscus, Neoisorophusella, Postibulla, Postibullinae, Savagella, Ulrichidiscus
Subtaxa: Thresherodiscus ramosus
Type: Thresherodiscus ramosus
Ecology: stationary epifaunal suspension feeder
Distribution: found only at Dufferin Aggregates Carden Quarry, Carden, Verulam Formation (Ordovician of Ontario)
Specimen images are retrieved through the ePANDDA API.
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