First of all - sorry for bad and rude language)) So, I need some help with identification of this teeth. All was found in Russia, Trans-Urals region, in a few different rivers: Belyakova, Sugatka and Derney. There must be Eocene period, probably lutet or barton layer, but I can't be sure, because there is no bedrock, only fossils that river stream brings. Sometimes me and other people found there more old fossils, back to cretaceous even. I showed this photo to few reptile specialists from Saint Petersburg, but they sure that is no crocodile teeth, and insist that is a fish teeth. But i have f