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| Nomina Dubia | Misspelling | No Dinosaur | Inc. Sedis | Type species | Eggs | Skin | Sail | Skull | Genera |
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Dinosaurs
P |
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PROTOROSAURUS belli |
| DESCRIBER | Lambe,1914 / von Meyer, 1830 |
| TIME | Cretaceous
Late Maastrichtian |
| CLASSIFICATION | Ornithischia Genasauria Cerapoda Marginocephalia Ceratopia Neoceratopia Ceratopidae Chasmosaurinae |
| DIET | Herbivore |
| FOSSILSITE | Judith River Group (Wedge), Alberta, Canada |
| FALL UNDER | CHASMOSAURUS |
| LENGTH | |
| INFO | Chasmosaurus (Lambe,1914) = Protorosaurus belli (Lambe,1914), Eoceratops (Lambe,1915) Chasmosaurus > C.belli (Lambe,1914) = Monoclonius belli (Lambe,1902) >> Chasmosaurus brevirostris (Lull,1933) Chasmosaurus > C.russelli (Sternberg,1940) Chasmosaurus > C.canadensis (Lambe,1902) = Monoclonius canadensis (Lambe,1902) >> Eoceratops canadensis (Lambe,1915) Chasmosaurus kaiseni (Brown,1933) Chasmosaurus > C.mariscalensis (Lehman,1989) Chasmosaurus > C. irvinensis (Holmes, Forster, Ryan, and Shepherd, 2001) |
