Arkacrinus dubius Mather 1915 (Sea lily)

Crinoidea - Dendrocrinida - Arkacrinidae

Alternative combination: Delocrinus dubius

Belongs to Arkacrinus according to R. C. Moore and H. L. Strimple 1973

Sister taxon: Arkacrinus constrictus

Type specimen: University of Chicago Walker Museum 16661

Ecology: stationary intermediate-level epifaunal suspension feeder

Distribution:

• Carboniferous of United States (15: Arkansas, Oklahoma collections)

Total: 15 collections including 16 occurrences

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Specimen images are retrieved through the ePANDDA API.


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