Allosaurus hand and Lower Arm: 155-150 Million Years Old /
(Late-Jurassic) Morrison Formation, Montana. The first big meat-eating predator discovered in the Morrison Formation, predates Tyrannosaurus rex.
16 x 2 x 1 inches, 341.3 grams
Allosaurus hand and Lower Arm: 155-150 Million Years Old /
(Late-Jurassic) Morrison Formation, Montana. The first big meat-eating predator discovered in the Morrison Formation, predates Tyrannosaurus rex.
16 x 2 x 1 inches, 341.3 grams