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Loading... Pelycosaursby Susan Heinrichs Gray
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Pelycosaurs were lizardlike creatures that inhabited Earth long before dinosaurs first appeared. From sail-backed Dimetrodon to tiny Archaeothyris, pelycosaurs shared characteristics of both mammals and reptiles. Learn about the prehistoric animals that preceded dinosaurs by several million years. No library descriptions found. |
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Google Books — Loading... GenresMelvil Decimal System (DDC)567.9Natural sciences and mathematics Fossils & prehistoric life Fossil cold-blooded vertebrates ReptiliaLC ClassificationRatingAverage: No ratings.Is this you?Become a LibraryThing Author. |