ORDER PASSERES. 211 



a. MyiarchuB magister magister Ridgway. Arizona Crested Flycatcher. 

 [453.] 



Mymrchus mexicanus magister Ridgway, Proc. Biol. Soc. Wash., II, 

 AprQ 10, 1884, 90. (Camp Lowell, Arizona.) 



Range. — Southern Arizona and southwestern New Mexico south through 

 western Mexico to Oaxaca and Chiapas. 



6. Myiarchus magister n^lsoni Ridqway. Mexican Crested flycatcher. 

 [453o.] 



Myiarchus magister nelsoni Ridgway, Bull. U. S. Nat. Mus., No. 60, Pt. 

 4, 1907, 903. (Alta Mira, Tamaulipas, Mexico.) 



Rangb.^ — Valley of Lower Rio Grande, Texas, south through eastern and 

 southern Mexico to Guatemala, Honduras, and Salvador. 



Myiarchus cinerSscens (Lawrence). 



Range. — Western United States south to Lower California, Mexico, 

 and Guatemala. 



a. Myiarchus cinerascens cinerascens (Lawrence). Ash-throated Flycatcher. 

 [454.] 



Tyrannula cinerascens Lawrence, Ann. Lye. N. H. N. Y., V, 1851, 121. 

 (Between San Antonio and the Rio Grande, western Texas.) 



Range. — Western North America. Breeds from southern Washington, 

 northern Utah, central Colorado, and central Texas to northern Lower Cali- 

 fornia, Sinaloa, Durango, and Tamaulipas; accidental in northern Wyoming 

 and northern Colorado; winters south to Guatemala and Yucatan. 



h. Myiarchus cinerascens p^rtinax Baird. Lower California Flycatcher. 

 [4545.] 



Myiarchus pertinax Baibd, Proc. Acad. Nat. Sci. Phila., 1859, 303. (Cape 

 San Lucas, Lower California.) 



Range. — Southern half of Lower California. 



Myiarchus lawrencei (Giraud). 

 Range. — Southern border of United States south to Panama. 



a. [Myiarchus lawrencei lawrencei. ExtraUmital.] 



6. Myiarchus lawrencei oliv&scens Ridgway. Olivaceous Flycatcher. 

 [455a.] 

 Myiarchus lawrencei olivascens Ridgway, Proc. Biol. Soc. Wash., II, 

 April 10, 1884, 91. (Santa Efigenia, Oaxaca, Mexico.) 



