04946 - Stunning Heteromorph Ammonites Ancyloceras sp 3.39 Inch Lower Cretaceous Prognathodon anceps It is the metatarsal of

It is the metatarsal of the toe of a theropod dinosaur very probably related to the Dromaeosauridae family

It has no restorations or repairs

This type of specimens are extremely rare to find in the quarries

as the Atlantic ocean was widening

04946 - Stunning Heteromorph Ammonites Ancyloceras sp 3.39 Inch Lower Cretaceous Prognathodon anceps It is the metatarsal ofThe Ancyloceratina were a diverse suborder of ammonite most closely related to the ammonites of order Lytoceratina. They evolved during the Late Jurassic but were not very common until the Cretaceous period, when they rapidly diversified and become one of the most distinctive components of Cretaceous marine faunas. They have been recorded from every continent and many are used as zonal or index fossils. The most distinctive feature of the majority of