Deinocheirus (s {respell|DY|no|KY|rəs}; Greek: `terrible hand`) is a genus of large theropod dinosaur, possibly an ornithomimosaurian, which lived in what is now southern Mongolia, during the late Cretaceous Period (Nemegt Formation, dating to around 70 million years ago). ==Discovery and naming== The first known fossil remains are a single pai..... Found on http://en.wikipedia.org/wiki/Deinocheirus
Deinocheirus was a dinosaur of the Cretaceous period. Only two arms have been found - in Mongolia during the 1960's - of Deinocheirus, each of which is 260 cm long with three fingers on each hand and powerful claws each 25 cm long. Found on http://www.probertencyclopaedia.com/browse/BD.HTM