History Diabloceratops is a rare dinosaur, and only recently discovered. Only two reasonably complete skeletons have been found, one in 1998 by Joshua Smith, and a second in 2002 by Don DeBlieux. Both skeletons were found in Utah. Recommended Age: Size: 5.66" L 3.12" H x ( 14.5 cm x 8 cm ) All of our products are Non-toxic and BPA free