BIRDS OF NOETH AND MIDDLE AMERICA. 37 



8. Pileum 3-striped and a gray or white super- 

 ciliary stripe, or else {Arre'nion, part) 

 pileam and sides of head uniform black; 

 throat and abdomen white. 

 (. Sides of head grayish, relieved by a nar- 

 row postocular streak of black or brown; 

 superciliary stripe gray; tail olive-green, 

 like back and -wings. Arremonops (p. 445) 

 tt. Sides of head black, sometimes relieved 

 by a white superciliary ytripe ; tail more 

 or les^ dusky or slate color. 



Arremon (p. 454) 



ss. Pileum uniform chestnut; no superciliary 



stripe; throat dusky; abdomen yellow 



or olive-green Lysurus (p. 457) 



qq. Tail longer than wing, or else {Buarremon, part) 

 very little shorter, and the bill very nar- 

 row, with mandibular tomium straight to the 

 prominent subbasal tooth, and maxilla with 

 distinct subterminal tomial notch. 

 r. Bill stouter, with mandible relatively deeper 

 and shorter (depth at gonydeal angle nearly 

 if not quite equal to half length of gonya, 

 and nearly equal to depth of maxilla in 

 front of nostril) ; under parts at least partly 



yellow' Atlapetea (p. 459) 



rr. Bill more slender, with mandible relatively 

 shallower and longer (depth at gonydeal 

 angle equal to about one-third length of 

 gonys and much less than depth of maxilla 

 in front of nostril); under parts white 

 ( except sides, etc. ) , with or without a black 



band across chest Buarremon (p. 464) 



pp. Tibial feathers long, covering tibio-taraal joint, 

 clear yellow, in conspicuous contrast with gen- 

 eral dark gray and black color of plumage. 



Pselliophorns (p. 469) 

 on. Eighth primary shorter than secondaries. 



Pezopetes (p. 471) 



Genus HESPERIPHONA Bonaparte. 



Hesperiphona Bonapakte, Compt. Rend., xxxi, 1850, 424. (Type, FringiUa vesper- 



tina Cooper.) 

 Hesperophona (emendation) Ooues, Bull. Nutt. Orn. Club, vii, Oct., 1882, 250. 



Large, long-winged, short-tailed, short-legged, and heavy-billed 

 Fringillidse, with the wing nearly twice as long as the tail and pointed 

 'ninth or eighth and ninth primaries longest) ; the tail slightl}- emargi- 

 aate; tarsus not more than one-fifth as long as wing,. and little, if any, 

 longer than culmen; adult males j^ellowish and black, with white on 



' Except in some South American species. 



