Extreme Cranial Ontogeny in the Upper Cretaceous Dinosaur Pachycephalosaurus

Open Access

Peer-reviewed

Research Article

John R. Horner ,

* E-mail: jhorner@montana.edu

Affiliation Museum of the Rockies, Montana State University, Bozeman, Montana, United States of America
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Mark B. Goodwin

Affiliation Museum of Paleontology, University of California, Berkeley, California, United States of America
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Skull
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Cranium
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Dinosaurs
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Animal horns
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Histology
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Cretaceous period
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Morphogenesis
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Ornithischia
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