Spinosaurus Tooth - SOLD 2.734" Natural Wear Fossil maiasaur 431" mission-flown nose landing gear

431" mission-flown nose landing gear tire fragment from the Space Shuttle Columbia (OV-102)

70 million years ago

aragonite tends to convert to calcite

3ft to 57ft

making the specimens really pop

Spinosaurus Tooth - SOLD 2.734" Natural Wear Fossil maiasaur 431" mission-flown nose landing gearTopping out at just over 18m long (59ft), Spinosaurus is one of the largest carnivorous dinosaurs ever discovered. This family of giant theropods also happens to be among the most surprising creatures in the fossil record. This specimen is a naturally worn, fossilized crown and partial root of a real Spinosaurus tooth from the Kem Kem fossil beds of Morocco. It measures 2. 734" in length.