A piece showing the real skin texture of an Apatosaurus. The skin impression was found on the sediment rock between consecutive ribs. Such skin pieces are very rare, certainly for the uncommon Apatosaurus.
Species: Apatosaurus ajax
Age: Upper Jurassic (148 - 155 mil y)
Dimensions: 140 x 90 mm - 5 1/2" x 3 5/8"
Origin: Morrison Formation, Johnson County, Wyoming, USA