A pair of top quality, EXTRA LARGE ray dermal scutes (barbed type). These barbed ray dermal scutes are rare! F933 is an extra large, GEM barbed specimen.
Bone Valley site - The Bone Valley Formation is exposed in the phosphate mines of central Florida (Polk County). Miocene age (10-15 million years ago).
Note - 1) All teeth sizes are slant height unless otherwise noted.