5.1" Maiasaura Hadrosaur Dinosaur Rib Bone In Matrix Fossil Two Medicine FM MT COA Maiasaura fossil data indicate Onchopristis migrated

fossil data indicate Onchopristis migrated into freshwater rivers to reproduce

is one of the most significant geological formations for studying the Late Cretaceous period

Hastalis provides valuable insights into the evolution and diversity of ancient sharks and the predator-prey interactions that shaped Miocene marine ecosystems

and probably weighed in the neighborhood of 5 tons

5.1" Maiasaura Hadrosaur Dinosaur Rib Bone In Matrix Fossil Two Medicine FM MT COA Maiasaura fossil data indicate Onchopristis migratedLocation: Two Medicine Formation, Montana (Private Land Origin) Weight: 8 Pounds 2. 9 Ounces (Matrix) Dimensions: 11. 5 Inches Long, 9. 5 Inches Wide, 2 Inches Thick (Matrix) Rib Dimensions: 5. 1 Inches Long,1. 3 Inches Wide, 9 Inches Thick Comes with a Certificate of Authenticity Comes with a Free Stand. The item pictured is the one you will receive. Cretaceous Age 83 70 Million Years Old. Name: Maiasaura Type: Herbivore Size: 9 meters in length.