Genus: Rhinoscymnus GILL, 1865 (Living)
Etymology:

Species: clarki CAPPETTA, MORRISON & ADNET, 2019
Etymology: In honor of Dr. Chris Harvey Clark of Dalhousie University, NS, Canada. In reconginition of his underwater documentation of teh GReenland Shark Somniosus microcephalus in St. Laurence River, Quebec, Danda.

Holotype: RBCM P1308

Locality: Manning Point site, Hornby Island, British Columbia Province, Canada.

Horizon: Northumberland Formation, Nanaimo Group.

Biostratigraphy:

Age: Late Campanian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material:Tooth.