UNIVERSITY OF CALIFORNIA PUBLICATIONS 

 Bulletin of the Department of Geology 



THE PLIOCENE AND QUATERNARY 

 CANIDAE 



or THE 



GREAT VALLEY OF CALIFORNIA. 



BY 



John C. Merriam. 



CONTENTS. 



PAGE 



Introduction 277 



Hyaenognathus paehyodon n. gen. and sp. 278 



Generic characters 279 



Occurrence 279 



Mandible 279 



Dentition 279 



Affinities 280 



Measurements 283 



Hyaenognathus? (Porthocyon n. gen. ?) dubius n. sp 283 



Distinctive characters 283 



Occurrence 283 



Cranium 284 



Dentition 284 



Affinities 285 



Measurements 288 



Canis indianensis Leidy 288 



Occurence 288 



Relationships 289 



Measurements 289 



Cains latrans Say (?) 290 



INTRODUCTION. 



Up to the present time only two representatives of the Cauidae 

 have been known to occur in the Tertiary and Quaternary form- 

 ations of California. One of these is supposed to have been 

 found in Quaternary gravels at Murphys, Calaveras County, 



