Describer

Sternberg, 1940

Time

Cretaceous Late Maastrichtian

Classification

Ornithischia Genasauria Cerapoda Marginocephalia Ceratopia Neoceratopia Ceratopidae Chasmosaurinae

Diet

Herbivore

Fossilsite

Judith River Wedge, Alberta, Canada

Fall Under

Chasmosaurus

Info

Skull

Chasmosaurus (Lambe, 1914) = Protorosaurus belli (Lambe, 1914)

Chasmosaurus > Chasmosaurus belli (Lambe, 1914) = Monoclonius belli (Lambe, 1902) >> Chasmosaurus brevirostris (Lull, 1933)

Chasmosaurus > Chasmosaurus russelli (Sternberg, 1940)

Chasmosaurus > Chasmosaurus canadensis (Lambe, 1902) = Monoclonius canadensis (Lambe, 1902)

3 complete or partial skulls