Squirrel Girl cbk:
Dinosaur footprint in the Cretaceous Dakota Formation taken at Blue Point, Arizona
Squirrel Girl cbk:
Dinosaur footprint in the Jurassic Kayenta Formation
Squirrel Girl cbk:
U-shaped burrows
Squirrel Girl cbk:
Oyster Bed, Dakota Fm.
Squirrel Girl cbk:
Trilobite Resting Tracks
Squirrel Girl cbk:
Brain Coral Head (Diplora sp.), Windley Key, Florida