530 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



(-C. Paler aud grayer, the back broccoli brown, the flanks grayish buff or 

 pale wood-brown. (Yucatan and Campeche.)' 



Pheugopedius maculipectus cano-brunneus (p. 536) 

 cc. Throat immaculate white (margined laterally with a more or less distinct 

 submalar streak of black)." (Fheugopediusfelix.) 

 d. Sides of head broadly and conspicuously streaked with black. (Mainland 

 forms. ) 

 c. Larger (wing 56.5-60 in male, 53.5-58.5 in female; coloration darker and 

 more rufescent, the flanks bright tawny-ochraceous. * 

 /. Smaller, with relatively shorter tail (adult male averaging, wing 58.2, 

 tail 56.2, exposed culmen 15.9, tarsus 21.4; adult female, wing 54.3, 

 tail 52.3, culmen 15.5, tarsus 20). (Southwestern Mexico.) 



Pheugopedins felix felix (p. 536) 

 /. Larger, with relatively longer tail (adult male averaging wing 59.1, tail 

 61.6, exposed culmen 16.2, tarsus 21.8; adult female, wing 56.5, tail 

 59.2, exposed culmen 15.7, tarsus 21.2). (South -central Mexico.) 



Pheugopedius fe.lix grandia (p. 537) 

 ei:. Smaller (wing 53-58 in male, 51-55 in female); coloration paler and 

 grayer, the flanks grayish buff or clay color. (Western Mexico.) 



Fheugopedius felix pallidas (p. 538) 

 dd. Sides of head more lightly and more sparsely streaked with black, some- 

 times with streaks obsolete. (Tres Marias Islands forms.) 

 e. Paler; upper parts and flanks averaging paler than in P. f. pallidus. 

 (Maria Madre Island, Tres Marias group. ) 



Pheugopedius felix lawrencei (p. 538) 

 ee. Darker; upper parts and flanks as dark as average of P. f. pallidus. 

 (Maria Magdalena Island, Tres Marias.) 



Fhengopedius felix magdalense (p. 539) 



PHEUGOPEDIUS ATROGULARIS (Salvin). 

 BLACK-THROATED WIIEN. 



Adult male. — Above plain dark chestnut-brown or Vandyke brown, ^ 

 the pileum usually darker and duller, the upper tail-coverts with dusky 

 bars (mostly concealed) ; tail black, the outer webs of rectrices usually 

 showing traces of brownish bars, especially on basal portion; tertials; 

 dusky margined with chestnut-brown, the concealed portion of other 

 wing-feathei's also dusky, sides of head, chin, throat, and chest black,, 

 the auricular and superciliarj^ regions more or less streaked with 

 white; under parts of body, posterior to chest, plain mummy brown, 

 the feathers dusky beneath surface; under tail-coverts black, barred 

 with white and pale brown; majjilla black with paler tomia; mandible 

 grayish (bluish gray in life?); legs and feet grayish dusky or dark 

 horn color (in dried skins); length (skins), 132-146 (140); wing, 

 64-69 (66.3); tail, 49-55 (51);^ exposed culmen, 20; tarsus, 24-26 (25); 

 middle toe, 15-16 (15.3).^' 



''This sometimea obsolete. 



^P.f. grandis yaries in coloration, the extremes closely matching P./. /e/u; and 

 P.f. pallidas, respectively; but it may always be distinguished by its greater meas- 

 urements. 



''Three specimens. 



