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Showing results for tags 'Ctenoptychius'.
A surprise find a few days ago in a Brigantian (middle-upper Mississippian) marine shale, Co. Durham, UK. I've been collecting at this locality for years and it's the first tooth I've found there. It's fragile, the left hand side and ridge at the base of the enamel was broken into small blocks and flakes, mixed up with a load of shale fragments. I bagged it all up and spent a happy afternoon gluing it and prepping out the rest. Some knowledgeable friends have helped out with the ID and it's probably Ctenopetalus/Petalodus serratus Owen, depending on which genus is currently in use - I've b