128 NORTH AMERICAN FAUNA. [no. 16. 



104. Lanius ludovicianus excubitorides. White-ruinped Sbrike. 



One seen at Gazelle, on the west side of Shasta Valley, August 31, 

 by Vernon Bailey, and one in Shasta Valley September 18 by W. H. 

 Osgood. Rather common in Shasta Valley in .1 uly, 18'J1> (W, K. Fisher). 



105. Vireo solitarius cassini. Cassiu Vireo. 



Fairly common alon<i the lower border of the Shasta tir forest at 

 Wauon Cam]), where two or three were obtained the latter i)art of -Inly, 

 and where a nest €ontaining one egg and one yonngwas found by John 

 H. Sage July .'U. The nest was in a clump of buck-brush {Ceanothiis 

 rcliifiniis) only 3 feet above the ground, in open ('ha]);irral, near the edge 

 of the Shasta tir woods. 



lOG. Vireo gilvus swainsoni. Western Warbling Vireo. 



Recorded by C. H. Townsend as "found at rare intervals in midsum- 

 mer about the base of Shasta." A vireo heard by us several times at 

 Sisson was probably this species. W^dter K. Fisher found it at Edge- 

 wood, among tlie bushes along Shasta River, where he secured a 

 specimen July 10, 1809. 



107. HelminthopMla rubricapilla gutturalis. Calaveras Warbler. 



Common in the chaparral at Wagon Camp, where several specimens 

 were collected the last half of duly. Later the s])ecies was seen with 

 other warblers in the trees higher up on the mountain. 



108. Helminthophila celata lutescens. Lutescent Warbler. 



Fairly con)mon and apparently breeding at Wagon Cam}), in the 

 lower edge of the Shasta lirs, w^here two were collected July 20. One 

 was shot in the alpine hemlocks on Squaw Creek August (5 by Vernon 

 Bailey. 



109. Dendroica sestiva. Yellow Warbler. 



Seen at Sisson, the middle of July, by Miss Merriam. The only one 

 seen on the mountain was shot in the chaparral near the edge of the tir 

 forest at Wagcm Camp July 29 by John IT. Sage. Coiiunon in bushes 

 along Shasta River in Shasta Valley (W. K. Fisher). 



110. Dendroica auduboni. Audubon Warbler. 



Abundant throughout the forest region of Shasta, from timberline 

 down to the lower edge of the Canadian zone. At Wagon Camp Miss 

 IVlerriam saw^ them feeding lullgrown young July 18 and August 1. In 

 August and September they were seen daily at our camj) in the alpine 

 hemlocks, often in mixed ilocks of chickadees and other birds. When 

 we left Wagon Camp, September 2,"'), they were still common tiiere. 



