Cteniogenys
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Cteniogenys is a genus of choristodere, a morphologically diverse group of aquatic reptiles. It is part of the monotypic family Cteniogenidae. The type and only named species, C. antiquus, was named i
Cteniogenys dentary
Champsosaurus BW
Dinosaur Park Formation
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The Dinosaur Park Formation is the uppermost member of the Belly River Group, a major geologic unit in southern Alberta. It was deposited during the Campanian stage of the Late Cretaceous, between abo
Cteniogenys
…Siberia, and the Berriasian aged Angeac-Charente bonebed in France. A handful of skull and jaw fragments from the Late Cretaceous Oldman Formation and Dinosaur Park Formation in Canada were assigned to Cteniogenys by Gao and Fox (1998). Given the long gap in time, however, Gao et al. (2005) cautioned that these remains could…
Dinosaur Park Formation exposed along the Red Deer River in Dinosaur Provincial Park, southeastern Alberta, Canada.
Collection of theriiform mammals known from the Dinosaur Park Formation: Mesodma primaeva (top left), Alphadon halleyi (top right), Gypsonictops lewisi (bottom left) and an indeterminate therian, interpreted here as an hypothetical early placental (bottom right)
Chasmosaurus BW
Mercuriceratops NT small