MEXICAN GREBE 



able to traverse long distances under water 

 and to swim with only the head exposed 

 when they wish to escape notice. The family 

 is represented in most parts of the world. 



i. Colymbus dominicus brachypterus 



Chapman 

 Mexican Grebe 



Length, about 203 mm. (8.00 in.) ; practically 

 no tail. 



Sexes alike. Brownish gray washed into 

 black above, the top of the head black; sides of 

 head and neck all around, slate gray; chin and 

 throat speckled with black and dull white; chest 

 washed with cinnamon buff; remaining under 

 parts silvery gray irregularly marked with dusky 

 and washed with buff. Bill rather thick and 

 very short. 



A small short-necked, short-billed grebe. It 

 is not recorded by either Stone or Hallinan. 



2. Podilymbus podiceps (Linnaeus) 

 Pied-billed Grebe 



Length, 345 mm. (13.50 in.). 



Sexes alike. Summer plumage. Upper parts 

 glossy brownish black; throat black; chest, front 

 .and sides of neck and body, brownish, indis- 

 tinctly marked with black; breast and abdomen 

 'white.. A black band across bill. 

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