Hadrosaur Vertebra (Cervical?) | Judith River Formation | Montana diplomystus size: 2" x 2" x

size: 2" x 2" x 1

its genus (Potamon) has a lineage that dates back to at least the Miocene

This septarian nodule slice is very heavy and requires secure installation

This genus of trilobite lived approximately 522 to 510 million years ago

Lepidotes (previously known as Lepidotus) is an extinct genus of ray-finned fish that inhabited warm Jurassic seas teeming with life

Hadrosaur Vertebra (Cervical?) | Judith River Formation | Montana diplomystus size: 2" x 2" xHadrosaur sp. (Maiasaura?) Late Cretaceous (~74 MYO) Judith River Formation Montana, USA Specimen approx. size: 2" x 2" x 1. 5" Hadrosaurs, often called "duck billed dinosaurs," are a family of ornithopod dinosaurs (family Hadrosauridae) that thrived during the Late Cretaceous period. They are among the most well known and successful herbivorous dinosaurs. Hadrosaurs are characterized by: Broad, flattened rostrums (beak like snouts) resembling a