﻿8 
  On 
  Pipilo 
  Oregonus. 
  

  

  under 
  wing-coverts 
  darker 
  ; 
  the 
  white 
  marks 
  on 
  the 
  wings 
  

   and 
  scapulars 
  much 
  less 
  conspicuous 
  and 
  of 
  a 
  different 
  shape, 
  

   forming 
  an 
  oval 
  spot 
  ; 
  the 
  feathers 
  on 
  the 
  tibia 
  are 
  darker 
  

   and 
  longer 
  ; 
  the 
  white 
  on 
  the 
  tail 
  is 
  confined 
  to 
  the 
  inner 
  

   webs 
  of 
  the 
  three 
  outer 
  pairs. 
  

  

  