Colognathus

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1	PDF Document Add to Reading List Source URL: socrates.berkeley.edu Language: English - Date: 2005-10-24 16:17:32 Chinle Formation Petrified Forest National Park Acallosuchus Triassic dinosaurs Colognathus Crurotarsans Vancleavea Placerias Aetosaur Mesozoic Phanerozoic Herpetology
2	PDF Document Add to Reading List Source URL: ist-socrates.berkeley.edu Language: English - Date: 2005-10-24 16:17:32 Chinle Formation Petrified Forest National Park Acallosuchus Triassic dinosaurs Colognathus Crurotarsans Vancleavea Placerias Aetosaur Mesozoic Phanerozoic Herpetology