This is an authentic juvenile hadrosaur caudal (tail) vertebra from the Hell Creek Formation of Montana, dating to the Late Cretaceous period approximately 68–66 million years ago. Hadrosaurs — the "duck-billed dinosaurs" — were among the most successful and abundant herbivores of their era, traveling in vast herds across the floodplains and river deltas of ancient North America.

Juvenile dinosaur material is significantly rarer than adult specimens in the fossil record. Young animals were more vulnerable to predation and scavenging, and their smaller, less robust bones were less likely to survive the fossilization process intact. This specimen measures 1.27 inches long and has received no repairs or restoration, preserving its complete original fossil integrity.

This vertebra was acquired from a trusted paleontologist, ensuring proper collection and documentation. In life, this young hadrosaur shared its environment with Tyrannosaurus rex, Triceratops, and Edmontosaurus — the last great dinosaur communities before the K-Pg mass extinction event.

Specimen Highlights:

• Type: Authentic juvenile hadrosaur caudal vertebra
• Dimensions: 1.27 inches long
• Condition: No repairs or restoration
• Provenance: Hell Creek Formation, Late Cretaceous (~68–66 million years ago), Montana
• Source: Acquired from a trusted paleontologist
• Authenticity Guarantee: 100% genuine dinosaur fossil

Feel free to reach out with any questions about this specimen or for additional photos. Ships securely packaged with care. Thank you for supporting ethical fossil collecting!