Crinoidea - Diplobathrida - Rhodocrinitidae
Full reference: S. R. Cole, W. I. Ausich, D. F. Wright and J. M. Koniecki. 2018. An echinoderm Lagerstätte from the Upper Ordovician (Katian), Ontario: taxonomic re-evaluation and description of new dicyclic camerate crinoids. Journal of Paleontology 1-18
Belongs to Archaeocrinus according to S. R. Cole et al. 2018
Sister taxa: Archaeocrinus delicatus, Archaeocrinus lacunosus, Archaeocrinus maraensis, Archaeocrinus marginatus, Archaeocrinus microbasalis
Type specimen: UMMP 74685, a calyx. Its type locality is Carden Quarry, Bobcaygeon-Verulam contact zone, which is in a Katian shallow subtidal wackestone/siltstone in the Bobcaygeon-Verulam Formation of Canada.
Ecology: stationary upper-level epifaunal suspension feeder
Distribution:
• Ordovician of Canada (1: Ontario collection), United States (1: Kentucky)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.