S518 - Top Rare Acheroraptor temertyorum (Dromaeosaurid Raptor Theropod) Dinosaur Tooth - Lance Creek Fm Eldredgeia venustus In its cephalon you can

In its cephalon you can see some restored areas

The deciduous teeth are lost at maturity and the permanent teeth remain until death

United States (3: Oklahoma

The exact ID is unknown but they are either ornithopod or a small theropod according to the last published papers

77 Inch Paralejurus spatuliformis Devonian Trilobite

S518 - Top Rare Acheroraptor temertyorum (Dromaeosaurid Raptor Theropod) Dinosaur Tooth - Lance Creek Fm Eldredgeia venustus In its cephalon you canWhile Acheroraptor is primarily known from the Hell Creek Formation, some fragmentary remains, including teeth, have been found in the geologically similar Lance Formation from the same time period. These fossils are from the late Maastrichtian age (around 66 million years ago). Identifying Acheroraptor teeth can be challenging, but they may have subtle apicobasal ridges and different sized serrations on the anterior versus posterior sides of the