Arnold Schwarzenegger of duck-billed dinos - Gryposaurus monumentensis

Published: October 9, 2007, 11:58 pm

The newest dinosaur species to emerge from Grand Staircase-Escalante National Monument had some serious bite, according to researchers from the Utah Museum of Natural History at the University of Utah. It was one of the most robust duck-billed dinosaurs ever, said museum paleontologist Terry Gates, who is also with the U.'s Department of Geology and Geophysics. It was a monster. Researchers from the Utah museum, the national monument and California's Raymond M. Alf Museum of Paleontology unearthed fossils of this ancient plant-eater from the rocks of the Kaiparowits Formation and say it dates to the Late Cretaceous Period 75 million years ago. They announced the name of the creature, Gryposaurus monumentensis, in the Oct. 3 issue of the Zoological Journal of the Linnean Society. Gryposaurus means hook-beaked lizard and monumentensis honors the monument where the fossils were found. Artistic rendering by Larry Felder Gryposaurus monumentensis is probably the

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