. The dinosaur book : the ruling reptiles and their relatives. Dinosaurs; Reptiles, Fossil. Restorations by John C. Cermann ADAPTATIONS IN THE HEAD OF THE HORNED DINOSAURS. MONOCLONES PROTOCIRATOPS From the ancestral type below evolved the first of the "frilled" ceratopsians, Pro focero fops. Evolution in the late horned dinosaurs, as shown above, was marked by varying adap- tations in the horns and frill The probable ancestral type is indicated by the small genus psittacosaurus PSITTACOSAURUS. Please note that these images are extracted from scanned page images that may have been di
. The dinosaur book : the ruling reptiles and their relatives. Dinosaurs; Reptiles, Fossil. Restorations by John C. Cermann ADAPTATIONS IN THE HEAD OF THE HORNED DINOSAURS. MONOCLONES PROTOCIRATOPS From the ancestral type below evolved the first of the "frilled" ceratopsians, Pro focero fops. Evolution in the late horned dinosaurs, as shown above, was marked by varying adap- tations in the horns and frill The probable ancestral type is indicated by the small genus psittacosaurus PSITTACOSAURUS. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Colbert, Edwin H. (Edwin Harris), 1905-2001; Germann, John C. New York, N. Y. : American Museum of Natural History
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Keywords: ., bookcentury1900, bookpublishernewyork, booksubjectreptilesfossil
