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Red Rock Canyon Dog

Bone-Crushing Dogs
Some large dogs (family Canidae), such as Epicyon haydeni, found in the Dove Spring Formation is capable of crushing and consuming bones of their preys. This species belongs to the extinct subfamily Borophaginae.

A popular science book entitled: "Dogs: Their Fossil Relatives and Evolutionary History" by Xiaoming Wang and Richard H. Tedford is published by Columbia University Press.  Read an excerpt of this book published in the Natural History magazine.

Link to canid relationship page by X. Wang.


 
Skull of the bone-crushing dog Epicyon haydeni from the Dove Spring Formation. (Natural History Museum of Los Angeles County specimen number LACM 131855.)

Artist reconstruction of a late Miocene Epicyon attacking the Synthetoceras, an extinct, distant relative of camels. Illustration was published in National Geographic in January, 2002 and reproduced by permission from artist Mark Hallett.

Did you know?
The fossils of prehistoric animals during the past 7-12 million years ago can be found entombed in the sediments, including extinct elephants, rhinos, three-toed horses, giraffe-like camels, saber-toothed cats, and bone-crushing dogs. There are also fascinating small creatures such as ancestral skunks, alligator lizards, and shrews.