BIRDS OF NORTH AND MIDDLE AMERICA. 



101 



Southern portion of Carolinian fauna, breeding from Soutli Caro- 

 lina (Chester County), North Carolina (Raleigh), Tennessee (Rock- 

 wood), and northern Mississippi to Maryland (Laurel, Jefferson) and 

 southern Illinois (north to Richland County, etc.). 



Turdus migratorius (not of Linnseus) Loomis, Bull. Nutt. Orn. Club, iv, 1879, 210. 

 (Chester Co., South Carolina, rare in summer.) 



Menda migraloria Stockard, Auk, xxii, 1905, 284 (n. Mississippi, breeding). 



Menila migraloria achrustera Batchelder, Proc. New Engl. Zool. Club, i. Mar. 6, 

 1900, 104 (Raleigh, North Carolina; coll. C. F. Batchelder).— Allen, Auk, 

 xviii, 1901, 178 (reprint of orig. descr.). — American Ornithologlsts' Union 

 Committee, Auk, xviii, 1901, 309 (check list no. 7616). 



[Tiirdus] achrKsterus Sharpe, Hand-list, iv, 1903, 141. 



PLANESTICUS MIGRATORIUS PROPINQUUS (Ridgway). 

 WESTERN ROBIN. 



Similar to P. m. migratorius, but inner web of lateral rectrices with- 

 out white tip (or with this very much reduced in extent) ; gray of 

 upper parts slightly paler and more olivaceous, more abruptly defined 

 against black of head; cinnamon-rufous of under parts averaging 

 slightly paler; wings, tail, and tarsi averaging decidedly longer 

 (except in resident specimens in southern Mexico) . 



Adult male. —Length (skins), 224-258 (241) ; wing, 132.5-145 (139.8) ; 

 tail, 97.5-111.5 (104.8); exposed eulmen, 19-21.5 (20.3); tarsus, 

 32.5-35.5 (34.1); middle toe, 20.5-24 (22.2).« 



Adult female.— I jengih (skins), 225-244 (237) ; wing, 127.5-142 

 (132.9); tail, 95-106 (99.6); exposed eulmen, 18.5-21.5 (20.1); tar- 

 sus, 30-34 (33.1); middle toe, 20-23 (21.6). '' 



Western North America, from Rocky Mountains (including Lara- 

 mie Mountains, Wyoming) to the Pacific coast; north to (or near) 

 limit of coast forest district of Alaska (including islands) ; south to 



a Eleven specimens, from western United States and British Columbia. 

 b Eight specimens, from western United States. 



Mexican specimens compare with more northern examples in average measurements 

 as follows: 



