Alectrosaurus

Alectrosaurus is a theropod dinosaur related to Tyrannosaurus, Alioramus and Tarbosaurus. It lived in Mongolia about 83-74 million years ago. Alectrosaurus as a genus existed for about 9 million years.

Alectrosaurus
Right hind foot of Alectrosaurus olseni. No. 6368, A.M.N.H.
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Superfamily:	Tyrannosauroidea
Genus:	Alectrosaurus Gilmore, 1933
Species:	A. olseni
Binomial name
Alectrosaurus olseni Gilmore, 1933