Reply To: Devonian of Pennsylvania

[Asa Kaplan]

Bruce, the internal molds in the bottom slab appear to be brachiopod as well, probably Athyris or a related genus. Not sure of the species. Love seeing them all in apparent life position.

For reference: https://www.google.com/search?q=athyris+mold+cast&safe=off&source=lnms&tbm=isch&sa=X&ved=0ahUKEwjSudOi5-fPAhXFcD4KHQhSAZ0Q_AUICCgB&biw=1094&bih=672