Ctenacanth Shark Spine

Ctenacanth shark spine from the Upper Mississippian Indian Springs Formation, Cottonwood Mountains, Death Valley National Park.

Photograph courtesy Paul Stone, Calvin H. Stevens, Paul Belasky, Isabel P. Montañez, Lauren G. Martin, Bruce R. Wardlaw, Charles A. Sandberg, Elmira Wan, Holly A. Olson, and Susan S. Priest.

Return to Fossils In Death Valley National Park.