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Family PTILOGONATIDAS. The Silky Flycatchers. 
A small family inhabiting Central America and Mexico, with 
one species in the United States. Their food is insects and berries. 
268. PHAINOPEPLA. Phainopepla nitens, 
Rather common summer residents and occasionally seen in 
winter. Their food is insects and such fruits as pepper tree berries 
and mistletoe berries. Not known to eat cultivated fruits. The 
insects are caught flycatcher fashion. 
Family LANIIDA. Shrikes. 
A rather small family restricted to the northern hemisphere 
and represented in America by but two species. The food is large 
insects, small mammals, reptiles, etc. 
264. WHITE-RUMPED SHRIKE. Lanius !udovicianus 
excubitoroides. 
Rather common residents of the eastern slope of the mountains. 
265. CALIFORNIA SHRIKE. Lanius ludovicianus garnbeli. 
Common residents from the seacoast to the higher mountains. 
Tyrannical toward other birds and sometimes in winter catch and 
eat small birds such as the Intermediate Sparrow. The greater 
part of the food is insects, such as Jerusalem crickets an’ grass- 
hoppers; but lizards and small mammals are also eaten. On the 
whole Shrikes are more beneficial than injurious. A peculiar habit 
is that of impaling prey not immediately eaten, on thorns, probably 
in storage, but not often utilized, fresh food being preferred. 
Family VIREONIDA.  Vireos. 
A family of small birds inhabiting temperate and tropical Am- 
erica. They frequent shrubs and trees, and feed mainly on insects; 
one species takes nothing else. The song is usually short but 
pleasant. 
266. RED-EYED VIREO. Vireosylva olivacea. 
Casual. One specimen has been taken here. 
267. WESTERN WARBLING VIREO. Vireosylva gilva 
swainsoni. 
Common summer residents in the mountains and cominon in 
the migrations in the coast region. Nests in oak forests. 
268. CASSIN VIREO. Lanivireo solitarius cassini. 
Generally distributed in the migrations. Rather common 
summer residents of timbered canons in the mountains. 
269. HUTTON VIREO. Vireo huttoni. 
Infrequent winter residents and occasional in summer 
270. LEAST VIREO. Vireo belli pusillus. 
Common summer residents of willow thickets. 
271. GRAY VIREO. Vireo vicinior. 
Summer residents of thick brush on mountain sides. Local 
in distribution, occasionally rather common. 
Family MNIOTILTIDAS. Wood Warblers. 
This large family is American in distribution. The greater 
