. Bulletin of the Department of Geology. Geology. 4 Figs. 3 and 4. Tephrocyon rurestris (Condon). Dentition of type speci- men, natural size. Mascall Beds, John Day Valley, Oregon. Fig. 3, superior dentition, occlusal view; fig. 4, inferior dentition, occlusal Fig. 5. Tephrocyon rurestris (Condon). Type specimen. Posterior new of skull with atlas, X M>. Mascall Beds, John Day Valley, Oregon. Tephrocyon hippophagus Matthew and Cook Tephrocyon hippophagus Matthew and Cook. Bull. Am. Mus. Nat. Hist., vol. 26, p. 374, 1909. To this species Matthew and Cook referred eight lower jaws, and
. Bulletin of the Department of Geology. Geology. 4 Figs. 3 and 4. Tephrocyon rurestris (Condon). Dentition of type speci- men, natural size. Mascall Beds, John Day Valley, Oregon. Fig. 3, superior dentition, occlusal view; fig. 4, inferior dentition, occlusal Fig. 5. Tephrocyon rurestris (Condon). Type specimen. Posterior new of skull with atlas, X M>. Mascall Beds, John Day Valley, Oregon. Tephrocyon hippophagus Matthew and Cook Tephrocyon hippophagus Matthew and Cook. Bull. Am. Mus. Nat. Hist., vol. 26, p. 374, 1909. To this species Matthew and Cook referred eight lower jaws, and a portion of an upper jaw from Snake Creek. The Snake Creek Beds are considered by Matthew and Cook as representing an early phase of the Pliocene. After an examination of the type specimen of T. hippophagus, and a comparison with the type of T. rurestris of an excellent east, kindly furnished by Dr. Matthew, there seems no doubt. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original University of California, Berkeley. Dept. of Geology. Berkeley : The University Press
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