﻿CANYON 
  FERRY 
  FOSSIL 
  VERTEBRATES 
  — 
  ^WHITE 
  

  

  417 
  

  

  Discussion. 
  — 
  The 
  general 
  form 
  of 
  the 
  skull 
  of 
  this 
  species 
  does 
  not 
  

   appear 
  to 
  be 
  noticeably 
  different 
  from 
  the 
  other 
  small 
  dogs 
  of 
  the 
  

   Oligocene 
  of 
  the 
  plains, 
  nor 
  is 
  it 
  possible 
  to 
  detect 
  differences 
  in 
  the 
  

   skeletal 
  material. 
  The 
  characters 
  of 
  the 
  teeth 
  of 
  these 
  specimens 
  

  

  C^i^ 
  -"^^(^^ 
  

  

  i 
  

  

  USNM 
  

   1891 
  I 
  

  

  Figure 
  48. 
  — 
  Upper 
  and 
  lower 
  dentition 
  of 
  Hesperocyon 
  paterculus 
  Matthew 
  (USNM 
  

   18911). 
  X 
  1. 
  

  

  