each one is hand selected for quality and each piece is unique
Microstructural design of the stalk in the crinoid Seirocrinus supports its pseudoplanktonic lifestyle
Ammonites are excellent index fossils
Travertine is a form of limestone deposited around mineral springs
The last known species of the Ellimmichthyiformes order went extinct sometime in the middle Eocene
Steneosaurus bollensis | Holzmaden, Germany chatoyant each one is hand selectedSteneosaurus 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