Latest Gryposaurus Stories
Scientists are amazed at the chomping ability of a newly described duck-billed dinosaur. The herbivore's powerful jaw, more than 800 teeth and compact skull meant that no leaf, branch or bush would have been safe, they say.
The duck-billed dinosaur was one of the world's most imposing herbivores with as many as 800 teeth and a body that could help it knock down trees. Utah scientists have discovered one near the Arizona border that's even more threatening.
Gryposaurus, meaning "hooked-nosed lizard," is a genus of duckbilled dinosaur from the late Santonian to late Campanian stages of the Late Cretaceous Period (83 to 75.5 million years ago). It lived in what is now North America. It is known from the Dinosaur Park Formation in Alberta, Canada; the Lower Two Medicine Formation in Montana; and the Kaiparowits Formation in Utah, USA. Gryposaurus, once thought to be part of the similar Kritosaurus genus, is known from numerous skulls, skeletal...
Kritosaurus, meaning "separated lizard" (sometimes misinterpreted as "noble lizard"), is a genus of duckbilled dinosaur from the Late Cretaceous Period (73 million years ago). It lived, possibly, in both North and South America. It was discovered in 1904 by Barnum Brown near Ojo Alamo, New Mexico. The initial discovery could not be verified age-wise, but by 1916 Brown was able to determine it came from the late Campanian age of the Kirtland Formation. It was initially named Nectosaurus, but...
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