240 PASSERES : Perching Birds 



PARID^E (Family Titmice, etc.) : Small, forest-dwelling birds, 

 all gray, or gray, black, and white; Titmice with crest, Chicka- 

 dees without; bills short, stout. 



PLAIN TITMOUSE 



(733. Baeolophus inornatus inornatus) 5^ in. 



Wholly brownish gray above; head crested; light gray under 

 parts. 



Nature seems to have atoned for the exceedingly plain dress 

 of this bird by giving it a distinctive crest and interesting 

 mannerisms. 



It has a varied assortment of calls, one of them a plaintive 

 "pe-to, pe-to." 



BRIDLED TITMOUSE 



(734. Baeolophus wollweberi) 4f in. 



The black-and-white bridled pattern of this bird is characteris- 

 tic; otherwise the color is gray, lighter below, and front of crest 

 gray. 



GRAY TITMOUSE See Appendix. 



(733a. Baeolophus inornatus griseus) 5| in. 



MOUNTAIN CHICKADEE 



(738. Penthestes gambeli gambeli) 5 in. 

 Like the Bailey Chickadee except on critical study with bird 

 in hand. The form inhabiting the Rocky Mountains and Sierras 

 of California. 



BAILEY MOUNTAIN CHICKADEE 



(738a. Penthestes gambeli baileyae) 5^ in. 



Cap black with white superciliary; black throat and chest; 

 white cheek and side of neck; hind-neck black; remaining parts 

 gray, whitening on breast. 



Plumage soft and lax, giving its wearer a thick-bodied ap- 

 pearance. 



