88416 - Superb Pyritized 1.36 Inch Phylloceras Lower Cretaceous Ammonites Invertebrates the morphology of this bone

the morphology of this bone corresponds with some type of medium-sized raptor

Onchopristis may have raked through the riverbed to find and then eat prey

Most of the teeth of this species which are sold by dealers usually have fake roots which have been made-up with a filler paste

The natural shine of the enamel is astonishing

88416 - Superb Pyritized 1.36 Inch Phylloceras Lower Cretaceous Ammonites Invertebrates the morphology of this boneIt is naturally pyritized. It has undergone a taphonomic process of permineralization in Iron Sulfide (Pyrite). Permineralization is a process of fossilization in which mineral deposits form internal casts of organisms.