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Earth's first steps : tracking life before the dinosaurs /

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Bibliographic Details
Main Author: MacDonald, Jerry
Format: Book
Language:English
Published: [Boulder, Colo.] : [Johnson Books], [1994]
Subjects:
Footprints, Fossil > New Mexico > Robledo Mountains.
Paleontology > Permian.
Animals, Fossil > New Mexico > Robledo Mountains.
Description
Physical Description:xiv, 290 pages : illustrations, maps ; 24 cm.
Bibliography:Includes bibliographical references (pages [280]-281) and index.
ISBN:155566119X :