BIEDS OF NOBTH AND MIDDLE AMEKIGA. 



561 



Thryothorus bairdi Salvin and Godman, Biol. Centr.-Am., Aves, i, 1880, 95, 

 part (Guadalajara; Puente Colorado, Puebla). 



Tlhyrothorus} bewickii bairdi (not Thryothorus bairdi Salvin and Godman) 

 RiDGWAY, Man. N. Am. Birds, 1887, 551, part (Guadalajara, Jalisco; see foot- 

 note on page cited). 



Thryothorus bewickii spilwnis (not Troglodytes spilurus Vigors) Ambeican Okni- 

 THOLOQisTs' Union, Check List, 1886, no. 719a, part (western Mexico). 



Thryomanes bewickii percnus Obeeholser, Proc. U. S. Nat. Mus., xxi, no. 1153, 

 Nov. 19, 1898, 429 (Etzatlan, Jalisco, s. w. Mexico; coll. U. S. Nat. Mus.). 



THRYOMANES BEWICKII CHARIENTURUS Oberholser. 



SAN DIEGO WHEN. 



Similar to T. h. fercnus, but decidedly smaller (except length of 

 tarsus), and color of upper parts duller, or slightly olivaceous, brown. 



Adult maZe.— Length (skins), 112-128 (120.1); wing, 51-56 (52.7); 

 tail, 50-55 (52.8); exposed culmen, 13-15 (14); tarsus, 18-20 (19); 

 middle toe, 12-13 (12. 4). « 



Adult female.— luength (skins), 107-126 (115.3); wing, 46.5-62 

 (49.9); tail, 46-53 (60); exposed culmen, 12-14.5 (13.4); tarsus, 18-19 

 (18.6); middle toe, 11.5-13 (12.1).* 



Southern coast district of California, in Los Angeles, Riverside, San 

 Bernardino, and San Diego counties, and northern Lower California, 

 as far southward as latitude 28°; Santa Catalina Island. 



Thryomanes bewicH spilurus (not Troglodytes spilurus 'Vigors) Beldinq, Proc. IT. S. 

 Nat. Mus., V, 1883, 528 (San Quentin Bay, Lower California). 



Thryothorus bewickii spilurus American Ornithologists' Union, Check List, 1886, 

 no. 719a, part. — (?) Evermann, Auk, iii, 1886, 185 (Ventura Co., California, 

 resident). — Fishee (A. K.), North Am. Fauna, no. 7, 1893,134, part (San 

 Bernardino, s. California). — Anthony, Zoe, iv, 1893, 245 (San Pedro Martir 



a Fourteen specimens. 

 6 Thirteen specimens. 

 Specimens from different localities compare in average measurements as follows: 



10884— VOL 3—03- 



-36 



