5S4 PROCEEDINGS OF THE ACADEMY OF [July, 



Petrochelidon lunifrons (Say). Cliff Swallow. 



Common. 



*Iridoprociie bicolor (Vieill). Tree Swallow. 



A few. 

 *Tacliycineta thalassina lepida (Meams). 

 Common, full-grown young July 22. 



Riparia riparia (Linn.). Bank Swallow. 



On Eel river. 



Vireo gilvus swainsonii (Baird). Western Warbling Vireo. 



Common. 



Vireo solitarius cassinii (Xantus). Cassin's Vireo. 



Common. 



Vireo huttoni Cass. Mutton's Vireo. 



One specimen, July 8. 



HelminthopMla rubricapilla gutturalis Ridgw. Calaveras Warbler. 



Rather numerous. Found nest under the bank of a stream. 



Helminthopliila celata lutescens (Ridgw.). Lutescent Warbler. 



One secured June 5. 



Dendroica sestiva (Gmel.). Yellow Warbler. 



Common. 



*Dendroica auduboni (Towns.). Audubon's Warbler. 



Only on Mount Sanliedrin. 



Dendroica nigrescens (Towns.). Black-throated Gray Warbler. 



Common. 



Geothlypis tolmiei (Towns.). Macgilllvray's Warbler. 



Abundant, 



Icteria virens longicauda (Lawr.). Long-tailed Chat. 



Common and often heard singing at night. 



Cinclus mexicanus Sw. American Dipper. 



Very common on Eel river and Thomas creek. Many^ full-grown 

 young in June, and by this month the old birds have' stopped singing, 

 simph' making a loud rattle. 

 *Thryomanes bewicki spilurus (Vig.). Vigor's Wren. 



Fairly common. 



Troglodytes aedon parkmani (Aud.). Parkman's Wren. 



Fairly common. 



Certhia familiaris occidentalis Ridgw. California Creeper. 

 Common. 



