ORDEK PASSERES. 347 



RANGE. Western United States and Mexico. Breeds in Transition Zone 

 from southern British Columbia, Montana, and southeastern Wyoming to 

 Jalisco, Michoacan, Puebla, and Vera Cruz, Mexico, and from the Pacific coast 

 to the Rocky Mountains (Colorado and eastern New Mexico) ; casual in South 

 Dakota and Nebraska. 



6. Sitta pygmsea leuconucha ANTHONY. White-naped Nuthatch. [730a.] 

 Sitta pygmcea leuconucha ANTHONY, Proc. Cal. Acad. Sci., ser. 2, II, 

 Oct. 11, 1889, 77. (San Pedro Martir Mountains, Lower California.) 



RANGE. Breeds in Transition Zone from San Diego County, California, 

 south to San Pedro Martir Mountains, Lower California. 



FAMILY PARXDJE. TITMICE. 



GENUS B.ffiOLOPHUS CABANIS. 



Bceolophus CABANIS, Mus. Hein., I, 1851, 91. Type, by monotypy, Parus 

 bicolor LINNAEUS. 



Baeolophus bicolor (LINNAEUS). Tufted Titmouse. [731.] 



Parus bicolor LINN^US, Syst. Nat., ed. 12, I, 1766, 340. (Carolina.) 



RANGE. Carolinian and Austroriparian zones of eastern United 

 States from Nebraska, Iowa, Illinois, Indiana, Ohio, Pennsylvania, 

 and New Jersey south to central Texas, the Gulf coast, and Florida; 

 casual in southern parts of Wisconsin, Michigan, New York, and 

 Connecticut. 



Bseolophus atricristatus (CASSIN). 



RANGE. Central and southern Texas south in eastern Mexico to 

 Vera Cruz. 



a Bseolophus atricristatus atricristatus (CASSIN). Black-crested Titmouse. 



[732.] 



Parus atricristatus CASSIN, Proc. Acad. Nat. Sci. Phila., V, 1850, 103, 

 pi. 2. (Rio Grande, Texas.) 



RANGE. Lower Sonoran and Arid Tropical zones from the Rio Grande 

 Valley south through eastern Mexico to Coahuila, San Luis Potosi, and 

 northern Vera Cruz. 



