Jan., 191S] Status of Em pidouax Traillii 93 



Empidonax traillii brewsteri, subsp. nov.* 



Em pidouax traillii pusillus AucT. (nee Swainson). 



Empidouax traillii traillii Brewster, Auk, XII, No. 2, 

 April, 1S95, p. 159 (nee Audubon). 



Chars, subsp. — Similar to Empidonax traillii traillii, but bill 

 larger, wing-bars darker, duller, much more brownish (less 

 yellowish or greenish) ; upper parts decidedly more brownish or 

 less greenish. 



Description.— Type, adult male. No. 158:^^60, U. S. Nat. 

 Mus., Biological Survey collection, Cloverdale, Nye County, 

 Nevada, May 31, 1898; Harry C. Oberholser; original number, 

 57. Pileum brownish olive, the centers of the feathers olive 

 brown; the remainder of the upper parts between brownish 

 olive and light brownish olive, but verging slightly toward 

 olive, and paling on the shorter upper tail-coverts to light 

 brownish olive; longest upper tail-coverts brownish olive; tail 

 fuscous, margined externally on the basal portion with brownish 

 olive; wings fuscous, the narrow external margins of tertials 

 and secondaries tilleul buff, the margins of the lesser and 

 median coverts brownish olive, the tips of the greater coverts 

 between avellaneous and light drab; lores yellowish white, tips 

 of the feathers olive brown ; the sides of head and of neck rather 

 light citrine drab, shading to buffy; sides of breast the same, 

 but somewhat darker; chin and throat dull brownish white; 

 jugulum and upper breast between grayish olive and deep 

 olive buff; lower breast and abdomen naphthalene yellow; 

 lower tail-coverts colonial buff; sides of body naphthalene yellow 

 with an olivaceous tinge; thighs Saccardo's olive; edge of wing 

 below, chamois; and lining of wing naphthalene yellow. 



Measurements. — Type: wing, 69 mm.; tail, 60; exposed 

 culmen, 12.5; tarsus, 16.5; middle toe without claw, 9.7. 



Male:t Wing, 69-73 (average 70.6) mm.; tail, 56-60.5 

 (58.1); exposed culmen, 12.5-13.5 (13.0); tarsus, 15.5-17.5 

 (16.8); middle toe without claw, 9-10.5 (9.6). 



Female :| Wing, 63-68.5 (65.7) mm.; tail, 52-60 (56.0); 

 exposed culmen, 11.5-13 (12.2), tarsus, 15.5-17 (16.3) ; middle 

 toe without claw, 9-10 (9.4). 



*Namcd for Mr. William Brewster. 



tThirteen specimens, from Oregon, California, Arizona, New Mexico, and 

 Colorado. 



JTen specimens, from Oregon, California, Arizona, and Utah. 



