Asteroidea - Euaxosida - Helianthasteridae

Full reference: R. V. Kesling. 1982. Arkonaster, a new multi-armed starfish from the Middle Devonian Arkonia shale of Ontario. Contributions from the Museum of Paleontology, University of Michigan 26(6):83-115

Belongs to Arkonaster according to D. B. Blake 2018

See also Blake 2009 and Kesling 1982

Sister taxa: none

Type specimen: Holotype UMMP 64451. Its type locality is Arkonaster collection, Arkona Shale, Ausable River, which is in a Devonian marine shale in the Arkona Shale Formation of Canada.

Ecology: slow-moving low-level epifaunal carnivore

Distribution: found only at Arkonaster collection, Arkona Shale, Ausable River

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Specimen images are retrieved through the ePANDDA API.