This catalog contains exceptional teeth from Carcharias amonensis, a Sand shark. Few of these teeth are found. These teeth were found in the Smoky Hill Member, Niobrara Chalk Fm. of Gove Co. and the Carlile Shale Fm. in Ness Co., Kansas locations which was part of the great inland sea area of North America during the Cretaceous (70-90 million years ago). These are beautiful, well preserved teeth. These teeth are high quality - extra nice condition and preservation.