146 EGGS OF NORTH AMERICAN BIRDS. 



from Northern United States northward, and along the moan- 

 tain I'anges farther southward, in June. 



726a, Mexican Creeper, Certlda familiaris mexicana. 

 Eggs, probably indistinguishable from those of No. 726. 

 Breeds in Southern Arizona southward. 



7266. Rocky Mountain Creeper, Certhia familiaris raon- 

 tana. Eggs, probably similar to those of No. 726. Breeds in 

 the Rocky Mountains, from Northern Mexico to Alaska. 



726c. California Creeper, Certhia familiaris occidentalis. 

 Eggs, probably similar to those of No. 726. Breeds on the 

 Pacific coast, from California to Southern Alaska. 



Family LXI. — PARID^. Nuthatches and Tits. 



Eggs, usually white and spotted, deposited in nests that are 

 placed in holes which are excavated by the birds. 



727. White-bee A sted Nuthatch, Sitta carolinensis. Eggs, 

 4 to 6, oval, creamy white, spotted and blotched irregularly 

 with reddish brown and lilac, often forming a ring around the 

 larger end ; .57 -{- .70 to .60 + .83. Nests placed in holes of 

 trees, composed of grass, lined with hair and feathers. Breeds 

 in the Southern British Provinces and Eastern Utiited States 

 to the Rocky Mountains, in June, 



727a. Slender-billed Nuthatch, Sitta carolinensis acit- 

 leata. Eggs, indistinguishable from those of No. 727. Breeds 

 in Western North America, east to the plains and south into 

 Mexico. 



728. Red-breasted Nuthatch, Sitta canadensis. Eggs, 5 

 or 6, oval, spotted and dotted with reddish brown ; .50 -|- .60 

 to .55 -f- -64. Nests placed in holes, composed of fine grass. 

 Breeds in North America, from the Northern United States 

 northward, in June. 



729. Brown-headed Nuthatch, /iS'iYtojowstV/a. Eggs, 4 to 

 6, oval, white, spotted and dotted with reddish brown and 

 lilac ; .45 -j- .60 to .51 -|- .63. Nests placed in holes, composed 



