The Paleontology of North America

Dinosaurs and Birds from North America

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Neogyps errans From the Quaternary in California © 2004 Patricia Holroyd, UCMP	Neogyps errans From the Quaternary in California © 2004 Patricia Holroyd, UCMP	Pentaceratops From the Cretaceous in New Mexico © 2003 Spencer Lucas, New Mexico Museum of Natural History
Coelophysis From the Triassic in New Mexico © 2003 Spencer Lucas, New Mexico Museum of Natural History	Pachyrhinosaurus From the Cretaceous in Alaska © 2003 Roland Gangloff, University of Alaska Museum	Anchisaurus polyzelus From the Jurassic in Connecticut © 2005 Yale Peabody Museum
Anchisaurus polyzelus From the Jurassic in Connecticut © 2005 Yale Peabody Museum	Anchisaurus polyzelus From the Jurassic in Connecticut © 2005 Yale Peabody Museum	Plateosauria indet. From the Jurassic in Connecticut © 2005 Yale Peabody Museum