WESTERN WOOD PEWEE 



ring of whitish, two wing bars of grayish white; 

 under parts from chinjto tail coverts dull white 

 or slightly yellowish, but this is much encroached 

 on by the grayish olive sides of the chest and 

 breast. 



Female. Length, 134 mm. (5.25 in.); tail, 

 6 1 mm. (2.10 in.). Similar to male but smaller. 



A migrant from the eastern United States, 

 ranging south to Peru in winter. It has been 

 recorded from Taboga Island and Pacheca 

 Island. Jewel reports a specimen from Gatun, 

 November 3, 1911. 



43. Myiochanes richardsonii richardsonii 



(Swains on) 

 Western Wood Pewee 



Sexes alike. Length, 141 mm. (5.55 in.); tail, 

 64 mm. (2.55 in.).. Closely similar to M. virens, 

 but grayer olive above and more extensively and 

 heavily shaded olive grayish below. 



A migrant from the western United States, 

 ranging as far south as Ecuador in winter. Its 

 habits are very similar to those of M. virens, and 

 in appearance the two are practically indistin- 

 guishable. 



44. Myiochanes brachytarsus brachytarsus 



(Sclater) 

 Short-legged Wood Pewee 



Sexes alike. Length, 133 mm. (5.20 in.) ; tail, 

 60 mm. (2.35 in.). Above olive, darkening to 

 sooty brown on top of head; two wing bars of 

 324 



