5.4" Hypacrosaurus Dinosaur Fossil Vertebrae Bone Two Medicine FM MT COA Stand

Location: Two Medicine Formation, Montana (Private Land Origin)

Fossil Bone Weight: 2 Pounds, 1.1 Ounces (With Metal Stand)

Fossil Bone Weight: 1 Pound 8.2 Ounces 

Fossil Dimensions: 6.5 Inches Long, 3.4 Inches Wide, 3 Inches Thick (With Metal Stand)

Fossil Dimensions: 5.4 Inches Long, 3.4 Inches Wide, 2 Inches Thick

Comes with a Certificate of Authenticity.

Comes with a Custom Metal Stand.

The item pictured is the one you will receive. 

Hypacrosaurus Dinosaur

The Late Cretaceous period was home to diverse herds of herbivorous dinosaurs, and Hypacrosaurus was one of the most successful among them. Reaching lengths of about nine meters, this lambeosaurine hadrosaur occupied an important role as a large plant-eater within prehistoric ecosystems. Its size made it formidable, but it still lived in environments filled with predators capable of hunting even large herbivores.

Evidence from fossil sites suggests that Hypacrosaurus reproduced in large numbers, with nests containing many eggs. Such reproductive patterns likely compensated for heavy losses among younger animals, which would have faced threats from both large carnivores and smaller opportunistic hunters. This strategy helped maintain stable populations despite challenging ecological conditions.

The species is easily recognized by its hollow cranial crest, a hallmark of lambeosaurine dinosaurs. Many paleontologists interpret these crests as structures used for display and species recognition, helping individuals communicate within herds and distinguish themselves from similar duck-billed dinosaurs.