Pterosaur Ulna & Radius Fossils 16\" Smoky Hill Chalk Kansas Dinosaur Fossil For Sale

Pterosaur Ulna and Radius – Smoky Hill Chalk Formation (Late Cretaceous)

This rare and scientifically significant fossil includes both the ulna and radius bones of a pterosaur — the magnificent flying reptiles that ruled the skies during the Mesozoic era. These long, hollow bones are key structural elements of the pterosaur\'s wing, reflecting adaptations for flight in one of nature\'s earliest fliers.

• Origin: Smoky Hill Chalk, Niobrara Formation, Western Kansas, USA

• Age: Late Cretaceous (~85 million years ago)

• Species: Likely Pteranodon or related genus

• Condition: Naturally preserved with partial articulation; characteristic hollow, lightweight structure visible

• Size: Bones are Approx 16 inches

The Smoky Hill Chalk is world-renowned for its exceptional fossil preservation, particularly of marine reptiles and flying pterosaurs. Specimens from this region are highly sought after by collectors and paleontologists alike.

This ulna/radius pairing is an excellent display fossil, ideal for museums, collectors, or educational institutions interested in prehistoric flight and Late Cretaceous ecosystems.