Mandalacystis Lewis et al. 1987

Eocrinoidea - Rhipidocystidae

Alternative spelling: Mandalocystis

Full reference: R. D. Lewis, J. Sprinkle, J. B. Bailey, J. Moffit, and R. L. Parsley. 1987. Mandalacystis, a new rhipidocystid eocrinoid from the Whiterockian Stage (Ordovician) in Oklahoma and Nevada. Journal of Paleontology 61(6):1222-1235

Parent taxon: Rhipidocystidae according to R. D. Lewis et al. 1987

See also Rozhnov 1994 and Sepkoski 2002

Sister taxa: Batherocystis, Durhamicystis, Petalocystites, Rhipidocystis

Subtaxa: Mandalacystis dockeryi

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Type: Mandalacystis dockeryi

Ecology: stationary intermediate-level epifaunal suspension feeder

Distribution:

• Whiterockian of United States (1: Oklahoma collection)

• Ordovician of United States (1: Utah)

Total: 2 collections each including a single occurrence

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