†Arkacrinus dubius Mather 1915 (Sea lily)
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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
Specimen images are retrieved through the ePANDDA API.
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