ROM - Natural History

70 million year old Hadrosaur (duckbill dinosaur), Late Cretaceous,	Hadrosaur collected at Red Deer River, Alberta, 1924	YYZApr09 502.jpg	YYZApr09 608.jpg
Albertosaurus libratus, late Cretaceous (76 million years old)	Deinonychus antirrhopus, early Cretaceous (112 million years old)	Deinonychus antirrhopus	Eurhinosaurus longirostris (Ichthyosaur), Early Jurassic (180 million years old)
Lambeosaurus lambei, Late Cretaceous Alberta (75 million years old)	Parasaurolophus walkeri, Late Cretaceous Alberta (76 million years old)	YYZApr09 599.jpg	Stegosaurus, late Jurassic (150 million years old)
Allosaurus fragilis, late Jurassic (150 million years old)	Tyrannosaurus rex, late Cretaceous (66 million years old)	Tyrannosaurus rex, late Cretaceous (66 million years old)	Tyrannosaurus rex, late Cretaceous (66 million years old)
Triceratops horridus, late Cretaceous (66 million years old)	Desmostylus hesperus, middle Miocene (15 million years old)	Toxodon platensis, early Pleistocene (1.5 million years old)	Eremotherium laurillardi (Giant Ground Sloth), late Pleistocene (100,000 years old)
Glyptodon clavipes, late Pleistocene (50,000 years old)	Mammut americanum, late Pleistocene (12,000 years old)	Cervalces scotti, late Pleistocene (12,000 years old)	Mammoth, Stag-Moose and Castoroides ohioensis (giant beaver)
Arctodus simus (short-faced bear) with crocodilian skulls	Arctodus simus (short-faced bear), late Pleistocene (28,000 years old)	Arctodus simus (short-faced bear)	American Mammoth and Moose-Stag
Sabre-tooth cat	Royal Albatross	Eastern woodland scene	Bat cave
Bat cave	Crimson Rosella	Amethyst	Amethyst
Mesolite and Cavansite	Wulfenite	Wulfenite	Liroconite, Erythrite, Annabergite
Azurite	Calcite	Colors of Tourmailne	Tourmaline Crystal
Ruby Crystal	Colorless Calcite "Iceland Spar"	Colorless Calcite "Iceland Spar"	Emerald from Muzo Mine, Colombia