The Ptychodus Collection - Shark Tooth Listing By Species

"The Ptychodus Collection"  A group of ultra rare Ptychodus shark teeth from Aktjubinsk Region, Kazakhstan. Late Cretaceous - Santonian age. Note - Eight of these teeth are published with photos in the Russian Technical Journal "Ekaterinburg 1999 Volume 2". These teeth were not available commercially, and part of an old collection.