ORDER PASSERIFORMES. 257 



Genus IXOREUS Bonaparte. 



Ixoreus Bonaparte, Comptes Rendus Acad. Sci. (Paris), XXXVIII, No. 

 1 (for Jan. 2), 1854, 3 (note). Type, by orig. desig.. Tardus naevius 

 Gmelin. 



Ixoreus naevius naevius (Gmelin). Pacific Varied Thrush. [763.] 



Turdus naevius Gmelin, Syst. Nat., I, Pt. ii, 1789, 817. Based on the 

 Spotted Thrush Latham, General Synops., II, Pt. 1, 27. (in sinu 

 Americae Natca = Nootka Sound, Vancouver Island, B. C.) 



Range. — Breeds in the Canadian and Upper Transition zones from Yakutat 

 Bay, Alaska, south to Humboldt County, California. Winters from extreme 

 southern Alaska south to southern California. 



Ixoreus naevius meruloides (Swainson). Northern Varied Thrush. [763a.] 



Orpheus meruloides Swainson, in Swainson and Richardson, Fauna 

 Bor.-Amer., II, 1831 [1832], 187 (pi. 38). (Fort Franklin, lat. 63^ 

 [Great Bear Lake, Mackenzie].) 



Range. — Breeds in the Hudsonian and upper Canadian zones from the Yukon 

 Delta, Kowak Valley, and Mackenzie delta south to Prince William Sound, 

 Alaska, the southern part of the Mackenzie Valley, and south in the mountains 

 through eastern British Columbia to northwestern Montana and northeastern 

 Oregon. Winters mainly in the interior of California south to Los Angeles 

 County and irregularly to northern Lower California. Casual on Guadalupe 

 Island; accidental in Kansas, New Jersey, New York, Massachusetts, and 

 Quebec. 



Genus HYLOCICHLA Baird. 



Hylocichla Baird, Review Amer. Birds, sig. 1, June, 1864, 12. Type, by 

 orig. desig., Turdus rnustelinus Gmelin. 



Hylocichla mustelina (Gmelin). Wood Thrush. [755.] 



Turdus rnustelinus Gmelin, Syst. Nat., I, Pt. ii, 1789, 817. Based on the 

 Tawny Thrush Latham, General Synops., II., Pt. i, 29. (in Nove- 

 boraco = New York.) 



Range. — Breeds in the Transition and Austral zones from southern South 

 Dakota, central Minnesota, central Wisconsin, southeastern Ontario, central 

 New Hampshire, and southern Maine (casually) south to eastern Texas, 

 Louisiana, southern Alabama, and northern Florida. Winters from Puebla, 

 southern Mexico, to western Panama and occasionally in Florida. Casual in 

 migration in the Bahamas, Cuba, and Jamaica; accidental in Colorado and 

 Bermuda. 

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