PASSEEES— LANIIDAE— COLLUEIO BOEEALIS. 233 



Fam. LANIIDAE: Shrikes. 



COLLUEIO BOEEALIS (Vieill.). 

 Great Northern Shrike. 



Lanius borealis, Vieill., Ois. Am., Sept., i, 1807, 90, pi. i. 



(Jollyrio borealis, Bd., Birds N. A., 1858, 324. — Coop. & Suckl., P. E. E. Eep., xii, pt. 

 ii, 18G0, 188.— IIayd., Trans. Am. Phil. Soc, xii, 1SG2, 102.— COOPER, Am. 

 Nat,,'iii, 1809, 35.— Stev., U. S. Geol. Surv. Terr., 1870, 404.— Snow, Birds 

 Kan., 1872, 8. 



Collurio borealis, Bd., Eev. Am. Birds, i, 1800, 440. — Coues, Proc. Acad. Nat. Sci. 

 Phila., 1800, 73 (Fort Whipple, Ariz.; one specimen). — Cooper, Birds Cal., 

 i, 1870, 137. — Coues, Key N. A. Birds, 1872, 125, f. 73. — Aiken, Proc. Bost. 

 Soc. Nat. Hist., 1872, 198. — MERRIAM, U. S. Geol. Surv. Terr., 1872, 077.— 

 Bd., Brew., & Ridg., N. A. Birds, i, 1874, 415. — Yarrow & Henshaw, 

 Eep. Orn. Slices., 1872, Wheeler's Exped., 1874, 13. — HENSHAW, An. Lye. 

 Nat. Hist. N. Y., xi, 1874, 5.— Id, An. List Birds Utah, 1872, Wheeler's 

 Exped., 1874, 43. — Coues, Birds Northwest, 1874, 111. 



Specimen taken and others observed late in the fall in Southern Utah. 



According to Mr. Aiken, this shrike occurs quite regularly in Colorado 

 as a winter visitant, retiring to the far north in early spring to give place 

 to the succeeding- species. 



COLLUEIO LUDOVICIANUS (L.), var. EXCUBITOROIDES, Swains. 

 White-rumped Shrike. 



Lanius excubitoroides, Swains, Fn. Bor.-Am., ii, 1831, 115 (Saskatchewan). — Woodh., 

 Sitgreave's Exp. Zufii & Col. Eiv., 1854, 77. — Heerm., P. E. E. Eep., x, 

 pt. iv, 1859, 55. 



Collyrio excubitoroides, Bd., Ives' Col. Exped., 1857-58, pt. iv, 5. — Id., U. S. & Mex. 

 Bound. Surv., ii, pt. ii, 1859, Birds, 11. — Kennerly, P. E. E. Eep., Whip- 

 ple's Route, 1859, 25.— Xantus, Proc. Acad. Nat. Sci. Phila., 1859, 191 

 (Fort Tejon, Cal.).— Bd., Birds N. A., 1858, 527, pi. 75, f. 2.— Hayd., 

 Trans. Am. Phil. Soc, xii, 1802, 102. — Coues, Proc. Acad. Nat. Sci. Phila., 

 1800, 73 (Fort Whipple, Ariz.; rare). — Cooper, Am. Nat., Aug., 1809, 74 

 (Fort Union, N. Mex. ; breeding). — /(/., Proc. Cal. Acad., 1870, 75. — Snow, 

 Birds Kan., 1872, 8. 



Collurio excubitoroides, Bd., Eev. Am. Birds, i, 1800, 445. — Cooper, Birds Cal., i, 1871, 

 13S.— Aiken, Proc. Bust, Soc. Nat. Hist., 1872, 198.— Merriam, U. S. Geol. 

 Surv. Terr., 1872, 077 (Salt Lake; Fort Hall, Mont.). 



