Page 93 - The Dinosaur Book and Other Wonders of the Prehistoric World (DK-Smithsonian)

At the top of the The skin covering the
skull was a thin sheet of fan-shaped crest was probably
bone that curled forward. patterned with bright colors.

Olorotitan Cool crests

Cool crests

Cryolophosaurus

Lambeosaurus

A bony ridge
supported its crest
of tough keratin. The unusual
ax-shaped crest
curved forward
over the skull.

Citipati

many hadrosaurs were linked to their nostrils. were also a prominent feature of
But hadrosaurs were not the only crested beaked, birdlike oviraptorids like
dinosaurs. Several predatory theropods had Citipati. All these bony extensions
crests, too, including the double-crested were for show, much like the
Dilophosaurus and a dinosaur found in colorful feathers of many
Antarctica, Cryolophosaurus. Crests modern-day birds.

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