Acrodus gaillardoti? Middle Triassic, Upper Muschelkalk (ladinian), Upper Silesia, Poland Acrodus teeth are quite common in the Upper Muschelkalk sediments of Silesia, much more common than remains of other cartilaginous fishes (at least that’s my impression). Acrodus was a durophagous shark – it fed on armored prey. For this reason, its teeth do not resemble…