Brontomerus mcintoshi is a newly discovered dinosaur from the Early Cretaceous of North America. The name Brontomerus means "Thunder thighs" -- a name chosen because the peculiar shape of the hip bone shows that it would have had enormously powerful thigh muscles in life. (PhysOrg.com) -- A new dinosaur named Brontomerus mcintoshi, or "thunder-thighs" after its enormously powerful thigh muscles, has been discovered in Utah, USA. The new species is described in a paper recently published in the journal Acta Palaeontologica Polonica by an international team of scientists from the U.K. and the U.S. A member of the long-necked sauropod...