THE BIRDS OF TEXAS 67 



541. Hylocichia guttata pallasiL Hermit Thrush. 



Migrant through the eastern half of Texas. Recorded from San An- 

 tonio, January to March; Corpus Christi, March; Leon Springs, March; 

 Gainesville, March; Fort Clark, December 27; Kendall county, March. 

 (Ridgway and Cooke). Observed by the writer in McLennan and 

 Falls counties in mild winters from the last of November to the middle 

 of March. 



542. Planesticns migratorius. American Robin. 



Abundant migrant and winter resident of the eastern half of the State, 

 west as far as Tom Green and Concho counties. 



543. Planesticus migratorius propinqmis. Western Robin. 



Abundant migrant and winter resident of Western Texas, occurring 

 as far east as Kendall county. Guadalupe Mountains, probably breed- 

 ing (Bailey). I have specimens of this sub-species that were shot at 

 Paisano as late as May 5, and am positive that others were seen later 

 in the month in the same vicinity. 



544. Sialia sialis. Bluebird. 



Eastern half of the State, west to Val Verde county and the edge of 

 the plains, resident, breeding locally from the northern border to the 

 Rio Grande. 



545. Sialia mexicana bairdi. Chestnut-backed Bluebird. 



Western Texas, east during the migrations to Kendall. Tom Green and 

 Concho counties. Breeds in the mountains of the trans- Pecos 

 region (Bailey). 



546. Sialia arctica. Mountain Bluebird 



Migrant and winter resident in trans-Pecos section. During the migra- 

 tions more or less irregularly over nearly the whole State (south to 

 Corpus Christi and Bonham.) 



