Steneosaurus bollensis | Holzmaden, Germany chatoyant Ammonites are excellent index fossils

Ammonites are excellent index fossils

The last known species of the Ellimmichthyiformes order went extinct sometime in the middle Eocene

They are an ancient fossil group that first appeared in the seas of the mid Cambrian

One species identified in the FBM is Sabalites powelli (Newberry 1883)

Copper is heated to a high temperature then formed (splashed) for the shape

Steneosaurus bollensis | Holzmaden, Germany chatoyant Ammonites are excellent index fossilsSteneosaurus bollensis Jurassic, Lias Epsilon, 180 million years old Urweltsteinbruch Holzmaden Quarry Holzmaden, Germany Size: H10o cm W100 cm D5 cm H39. 37 in W39. 37 in D1. 97 in DESCRIPTION Steneosaurus bollensis is a classic marine crocodile from the Lower Jurassic Posidonia Shale of Holzmaden, southern Germany. Preserved within the famous Lias Epsilon deposits, this specimen dates to approximately 180 million years ago, a time when warm, shallow