1.5" Fossil Turtle Jaw Section Lance Creek FM Wyoming Dinosaur Cretaceous Age
Location: Lance Creek Formation, Wyoming
Weight: 0.3 Ounces
Dimensions: 1.5 Inches Long, 0.8 Inches Wide, 0.6 Inches Thick
The item pictured is the one you will receive.
By the Cretaceous era (145–66 million years ago), turtles had already established themselves as a highly adaptable reptilian lineage. Their distinctive bony shells provided essential protection across diverse ecological niches, from small terrestrial forms to enormous aquatic species. Fossil records reveal remarkable size variation among Cretaceous turtles, with giants like Archelon and Protostega dominating Late Cretaceous seas. Archelon's shell reached approximately four meters, making it among the largest marine turtles ever documented, while Protostega achieved comparable dimensions and subsisted primarily on jellyfish and other soft-bodied marine fauna. These colossal chelonians inhabited the shallow epicontinental seas that periodically inundated North America. This 1.5" jaw section from Wyoming's Lance Creek Formation provides direct paleontological evidence of the sophisticated anatomical adaptations that enabled these ancient reptiles to thrive throughout the Mesozoic.
