Hadrosaur Caudal (Tail) Vertebra | Judith River Formation | Montana Tooth León Province

León Province

The tail of the prey fish can be seen sticking out of the Mioplosus' mouth

William Rieger

Family Paraclupeidae

dentatus is the 2nd most common fossil fish found from Fossil Lake

Hadrosaur Caudal (Tail) Vertebra | Judith River Formation | Montana Tooth León ProvinceHadrosaur sp. Late Cretaceous (~74 MYO) Judith River Formation Montana, USA Specimen approx. size: 5" x 4. 75" x 2. 75 The vertebral fractures are a result of geologic processes, which have been remedied through the use of glue for stabilization. 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