LOGGERHEAD SHRIKE 147 



cianus), breeds in the Southeastern States from central Louisiana 

 through southern ALabama and Georgia to southern North Carolina 

 and southward ; the migrant shrike {L.l. migraiis) breeds from south- 

 eastern Manitoba to northeastern Texas and eastward north of the 

 range of the typical race; the white-rumped shrike {L. I. excubl tor- 

 ides) breeds from central Alberta and southwestern Manitoba south 

 to eastern California, northern Arizona, and central Texas; the Son- 

 ora shrike (Z. I. sonorie7\sis) breeds from the Colorado Desert of 

 California and northwestern Lower California east through southern 

 Arizona and New Mexico, south to northern Sinaloa, Durango, and 

 Chihuahua ; the California shrike {L. I. gambeli) breeds from southern 

 British Columbia (probably), southwestern Montana, and western 

 Wyoming to the Cascades in Washington and Oregon and south to 

 central California, west of the Sierras, and thence along the Pacific 

 coast to about San Diego ; the island shrike {L. I. anthonyl) is resi- 

 dent on the islands of Santa Cruz, Anacapa, Santa Rosa, and Santa 

 Catalina, Calif.; Mearns's shrike {L. I. mearnsi) is resident on the 

 island of San Clemente Island, Calif.; Grinnell's shrike (Z. I. gnn- 

 neJli) is resident in nortliern Lower California south to about lati- 

 tude 29° ; Nelson's shrike (Z. I. nelsonl) is resident in southern Lower 

 California. 



Migration. — Only the migrant and white-rumped shrikes are truly 

 migratory, but in the following dates no attempt has been made to 

 divide the races. 



Early dates of spring arrival are: Pennsylvania — McKeesport, 

 March 24. New York— Rochester, March 15. Maine— Phillips, 

 March 22, New Brunswick — Chatham, April 6. Quebec — Montreal, 

 March 27. Ohio— Oberlin, March 2. Ontario— London, March 22. 

 Indiana — Notre Dame, March 4. Michigan — Ann Arbor, March 23. 

 Illinois — Rantoul, Februarj'- 28. Wisconsin — Milwaukee, March 10. 

 Missouri — Columbia, March 11. Iowa — Keokuk, March 2. Minne- 

 sota— Stillwater, March 18. Kansas— Topeka, March 6. Ne- 

 braska — Chadron, February 15. South Dakota — Yankton, March 24. 

 North Dakota— Charlson, March 25. Manitoba— Aweme, March 28. 

 Saskatchewan — Eastend, March 28. Colorado — Colorado Springs, 

 IMarch 2. Wyoming — Douglas, March 5. 



Late dates of fall departure are : Wyoming — Laramie, October 15. 

 Colorado — Denver, November 2. Saskatchewan, Indian Head, No- 

 vember 2. Manitoba — Aweme, October 28. North Dakota— James- 

 town, December 18. South Dakota— Sioux Falls, November 14. Ne- 

 braska — Lincoln, November 19. Kansas — Wichita, November 27. 

 Minnesota — St. Paul, October 26. Iowa — Marshalltown, November 

 14. Missouri — Concordia, November 15. Wisconsin — Unity, No- 

 vember 4. Illin.ois — Chicago, November 13. Michigan — McMillan, 

 October 26. Indiana — Bloomington, November 30. Ontario — Ot- 



