First record of Ptychotrygon rugosum (Case, Schwimmer, Borodin, and Leggett, 2001) (Batomorphii, Sclerorhynchiformes, Ptychotrygonidae) in the United States Atlantic Coastal Plain

During the summer of 2001, the U.S. Geological Survey drilled a core hole to a depth of 422 m at the Fort Fisher Historic Site (33°58'24"N, 77°55'01"W) located in Kure Beach, North Carolina (Fig. 1...