PASSEKES— LANUDAE— COLLUIUO BOKEALIS. 233 



Fam. LANIIDAE: Shrikes. 



OOLLUKIO BOREALIS (Vieill.). 

 Great ]¥orthern Shrike. 



Laniiis borealin, Vieill., Ois. Am., Sept., i, 1807, DO, pi. i. 



CoUijHo borealis, I3d., Birds N. A., 1S5S, 324. — Coop. & Suckl., P. It. R. iiep., xii, pt. 

 ii, 1860, 188.— Hayd., Trans. Am. Phil. Soc, xii, 18G2, 102.— Cooper, Am. 

 Nat., iii, 1869, 35.— Stev., U. S. Geol. Surv. Terr., 1870, 4G4.— Snow, Birds 

 Kan., 1872, 8. 



Collurio horealis, Bd., Rev, Am. Birds, i, 1866, 440. — CoUES, Proc. Acad. Nat. Sci. 

 Phila., 1806, 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. Nut. Hist., 1872, 108.— Merriam, U. S. Geol. Surv. Terr., 1872, 677.— 

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

 Rep. Orn. Si)ecs., 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. 



COLLURIO LUDOVICIANUS (L.), var. EXCUBITOROIDES, Swaius. 

 Wliite-i'uuiped .Shrike. 



Lunius excubitoroides, Swains, Fu. Bor.-Am., ii, 1831, 115 (Saskatchewan). — Woodh., 

 Sitgreave's Exp. Zufii & Col. Riv., 1854, 77.— Heerm., P. R. R. Rep., x, 

 pt. iv, 1850, 55. 



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

 Bound. Surv., ii, pt. ii, 1859, Birds, 11.— Kennerly, P. R. R. Rep., 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., 

 1866, 73 (Fort Whipple, Ariz.; rare). — Cooper, Am. Nat., Aug., 1869, 74 

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

 Birds Kan., 1872, 8. 



Collurio excubitoroides, Bd., Rev. Am. Birds, i, 1806, 445. — Cooper, Birds Cal., i, 1871, 

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

 Surv. Terr., 1872, 677 (Salt Lake; Fort Hall, Mont.). 



