686 BTTLLETIN 50, UNITED STATES NATIONAL MUSEUM. 



The characters of this genus are given in detail under the heading 

 of Family Chamseidee, on page 683. But one species is known, this 

 differentiated into several more (jr less strongl}^ marked forms in dif 

 ferent climatological areas of its range. 



KEY TO THE SUBSPECIES OF CHAM.EA FASCIATA. 



a. Darker, the back, etc., sepia brown or sooty, the under parts ruddy cinnamon. 

 b. Darker, the back dark sepia brown or sooty, the under parts deeper vinaceous- 

 cinnamon or fawn color. (Coast of Oregon and northern California, from 



Yaquina Bay to Humboldt Bay. ) Chamaea fasciata ptisea (p. 689) 



bb. Paler, the back clearer sepia brown, the under parts lighter vinaceous-cinna- 

 mon. (Central coast district of California, in Marin, San Francisco, San 



Mateo, and Santa Clara counties. ) Chamsea fasciata rufula (p. 688) 



an. Paler, the back, etc., more grayish brown, the under parts pale buffy cinnamon, 



pale vinaceous-cinnamon, or pale grayish buff. 



//. Darker, the back, etc., browner, the cinnamomeous color of under parts deeper. 



(Central interior district of California along southern and eastern shores of 



San Francisco Bay and up the lower Sacramento Valley as far as Sacramento.) 



Chamaea fasciata fasciata (p. 686) 

 bb. Paler, the back, etc., grayer, the cinnamomeous color of under parts paler and 

 grayer or more buffy. (Interior districts of California, except lower Sac- 

 ramento Valley and vicinity of San Francisco Bay, and southern coast dis- 

 trict, including adjoining part of Lower California.) 



Chamaea fasciata henshawi (p. 689) 



CHAM.(EA FASCIATA FASCIATA Gambel. 

 WREN-TIT. 



Adults {sexes alike) hi spring and summer. — Above plain l)rownish 

 olive, the pileum, hindneck, remiges, and rectrices slightl}^ grayer, 

 the last often showing very faint indications of darker transverse bars; 

 sides of head and neck paler grayish olive than pileum and hindneck, 

 the lores considerably paler (sometimes dull whitish) anteriorly; under 

 parts pale buffy cinnamon or dull vinaceous-buff, deepening into drab 

 or buffy drab on sides, flanks, and under tail-coverts, the throat and 

 chest sometimes very faintly streaked with the same; bill horn color, 

 the mandible slightly paler; iris white; legs and feet horn color (in 

 dried skins). 



Adtdts in ojutumn and winter. — Similar to the spring and summer 

 plumage, and not always distinguishable, but usually with the general 

 color of under parts slightly more vinaceous. 



Young. — Similar to adults but texture of plumage looser, color of 

 pileum and hindneck less grayish (concolor with that of back) and that 

 of under parts duller and grayer. 



Adult male. — Length (skins), 145-162 (153); wing, 56-59 (57.9); 

 tail, 77.5-85 (82); culmen, 11-12 (11.6); tarsus. 24.5-26 (25.1); middle 

 toe, 13-15 (13. 7). « 



« Ten specimens. 



