262 CHECK-LIST OF NORTH AMERICAN BIRDS. 
622. Lanius ludovicianus Linn. 
Loggerhead Shrike. 
Lanius ludovicianus Linn. S. N. ed. 12, I. 1766, 134. 
[B 237, C 135, R.149, C 187.] 
Groc. Dist.— Eastern United States, west to the Plains; north to 
northern New England. Breeds from the Gulf States to Virginia 
and casually north, on the Atlantic coast, to southern New Jersey; in 
the interior, northward to the Great Lakes, and through western 
Pennsylvania and New York to New Hampshire, Vermont, and 
Maine. 
622 a. Lanius ludovicianus excubitorides (Swains.). 
White-rumped Shrike. 
Lanius excubitorides Swatns. in Sw. & Ricu. Fauna Bor. Am. II. 
Pood, rs, pl. 34. 
Lanius ludovicianus var. excubitoroides COUES, Key, 1872, 125. 
[B 238, C 135a@, R 149a,C 188.] 
Groc. Dist.— Western North America, from the eastern border of 
the Plains to the Pacific, except coast of California, and from Mani- 
toba and the Plains of the Saskatchewan south over the tablelands 
of Mexico. 
622 6. Lanius ludovicianus gambeli Ripew. 
California Shrike. 
Lanius ludovicianus gambeli Ripcw. Man. N. Am. B. 1887, 467. 
[B 238, part, C 1534, part, R 1494, part, C 188, part.| 
Geoc. Dist.— Coast of California. 
FaMILY VIREONIDZ. Vireos. 
GrENusS VIREO VIEILLOT. 
SusBGENUS VIRHOSYLVA BonAPARTE. 
Vireosylva Bonar. Geog. & Comp. List, 1838, 26. Type, Mzscs- 
capa olivacea LINN. 
