Due to several issues, I haven't been able to get out lately, and we've had a few good rains to replenish my hillside. I was finally able to make it out to my hillside on Saturday and found more pieces of the Naomichelys sp. that I found last summer.
According to Dr. Walter Joyce, he has identified these as osteoderms:
According to Dr. Joyce, "Only terrestrial turtles have osteoderms nowadays, so this is one reason why I believe Naomichelys to be a terrestrial turtle, not aquatic."
I also found what Dr. Joyce tentatively identified as a "...a heavily encrusted hooked fifth metatarsal, a