Triceratops, baby humerus Dimetrodon were his sounding board and

were his sounding board and support system through several years of trial and error

5 million to more than 2 million years old and proposed as an early form of Homo leading to modern humans

Also available in a Tyrannosaurus rex egg

pointed tail and short arms

Triceratops, baby humerus Dimetrodon were his sounding board andA baby Triceratops, one of the rarest of fossil dinosaur discoveries. Compare these photos to my hand and an adult Triceratops humerus. In 2006 near Jordan, Montana, a Triceratops quarry was discovered. The quarry contained a sub adult Triceratops partial skull and skeleton, and elements from a baby Triceratops. The first two elements from the baby that were found were the left humerus and the right dentary. The humerus (6. 25" long) was complete and