244 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Adult male.— Liength (skins), 190-219 (205.1); wing, 95-102 (98.2); 

 tail, 86-98 (94.6); exposed culmen, 13.5-16 (14.9); tarsus, 26-27 (26.7); 

 middle toe, 16-18 (16.6)." 



Adult female.— Length (skins), 193-218 (205.7); wing, 92-101 (96.5); 

 tail, 88-97 (93.1); exposed culmen, 14-16 (14.9); tarsus^26-28 (27.2); 

 middle toe, 16-17 (16.2).* 



Greater part of United States east of the Great Plains, but very 

 local in more eastern districts; breeding north, to New Brunswick 

 (York County), Maine (Bangor), New Hampshire (Hanover), Vermont 

 (Mount Mansfield, etc.), northern New York (Lewis and St. Lawrence 

 counties), Quebec (Montreal), Ontario (Hamilton; Kingston; Beau- 

 maris), Michigan, Wisconsin, and Minnesota, and southward to mid- 

 land Virginia and western North Carolina, Kentucky (probably also 

 Tennessee <'), and eastern Kansas; in winter, southward to Mississippi, 

 Louisiana, and Texas (El Paso, February; Fort Clark, January; West 

 Caranchua Creek, January; Washburn, August). 



Lanius excubitroides (not L. exaubitor'ides Swainson) Peabody, Eep. Om. Mass., 

 1839, 292 (Boston, Massachusetts, in winter). 



Lanius excubitoroides Hoy, Proc. Ac. Nat. Sci. Phila., 1853, 308 (Wisconsin).— 

 Haymond, Proc. Ac. Nat. Sci. Phila., 1856, 290 (Indiana). 



CoUyrio excubiiaroides Baird, Rep. Pacific R. R. Surv., ix, 1858, 327, part (Marion 

 Co., Illinois; Racine, Wisconsin; Independence, Missouri); Cat. N. Am. 

 Birds, 1859, no. 238, part.— MoIlwkaith, Proc. Essex Inst., v, 1866, 87 

 (Hamilton, Ontario). 



CoUurio excubitoroides Baird, Review Am. Birds, June, 1866, 445, part (Wiscon- 

 sin; Michigan; Illinois). — ConES, Proc. Essex Inst., v, 1868, 277 (New Eng- 

 land). — Eaton, Oologist, iv, 1878, 2, 3 (New York; nesting habits). 



[CoUurio ludovicianiis.] Var. excubitoroides CouBS, Key N. Am. Birds, 1872, 125, 

 part. 



CoUurio ludovicianus . . var. excubitoroides Coues, Check List, 1873, no 135a, 

 part. 



a Nineteen specimens. 

 S Twelve specimens. 



There is a slight difference in measurements between eastern and western speci- 

 mens, as indicated by the following averages: 



" Owing to lack of specimens and records, the exact southern limits of the breeding 

 range of this form are, like the northern limits of that of L. I. ludovicianus, unknown. 



