BIRDS OF NORTH AND MIDDLE AMERICA. 19 



h. O^|termo.t ..bvir.us primary („i„th) „,uch more than half as long as the next 



u.ually longer than the .eeondaries, frequently longest or equal to thetZ '• 



the prunanes apparently only nine.' {'' mne-jn^iLlH olineX) ^ ' 



c. Tip ot maxila not abruptly uncinate, or else the bill short an.l broad at 



base, or with n^axillarytomium toothed subtenninallv (Tan^rit p rt 



or n.andible talcateand angle of chin posterior to nostril.; (krebidf pa ^ 



c. Midth of bill at rictus much less than length of culmen 

 ' ^tti^llS:^"^^'' ' '' ^"' ^^— ^' - ^^- (-ri'^^i^i^- part) 

 y. Bill usually more or less stout and conical, not distinctly compressed 

 or else the maxilla with tip uncinate and tomium toothed rff 

 .lender, the maxillary tomium notched subterminally, or else tip 

 nt bill acute and nctal bristles obsolete 

 h. Bill conspicuously flattened laterally, with culmen and gonv. very 

 broad and flattened and mandibular rami very thick; phima^ 

 ot forehead and crown dense, erect, plush-like." 



hh T^m . ffl.. ,, , Catamblyrhynchidae (extralimital).2 



hh. BUI not flattened laterally, etc.; plumage of forehead and crown 

 normal. 



i. Rictal bristles obyiuus, usually yery distinct; maxillary tomium 



usually more or less distinctly notched, or else the bill stout or 



wedge-shaped and nostrils hidden by antrorse plumule^ 



J. Commissure distinctly and more or less abruptly angulated or 



deflexed basally, or else mandibular rami less'than one-fifth 



as long as gonys and width of man<lible at base equal to length 



of gonys; mandibular tomium distinctly eleyated, usually 



uiore or less angulated, sometimes toothed, postmedially. " 



a; n ■ ,. Fringillidae. 



JJ. Commissure not distinctly angulated or deflexed basallv man- 

 dibular tomium not distinctly eleyated, never angulated nor 

 toothed, postmedially (or if elevated the maxillary tomium 



not abruptly deflexed basally ) Tanaffrids 



V. Rictal bristles obsolete; maxillary tomium without subterminal 

 notch ; it the bill stout or wedge-shaped the nostrils not hidden 



by antrorse plumules Icteridae 



gg. ]:iill slender, or if relatively deep, compressed and with culmen regu- 

 larly or distinctly curved; if approaching a conoidal shape Sie 

 basal depth not more than half the distance from nostril to tip of 

 maxilla and the i-ommissure not angulated or deflexed basally 

 /'. iip of niaxilla abruptly and conspicuously uncinate; mandible fal- 

 cate, broad, and stout at base, with rami very short and angle of 



chin tar posterior to nostrils ; . . .CcBrebidae. imrt.3 



rip of maxilla not abruptly and conspicuously, if at all, uncinate- 

 mandible not falcate nor otherwise peculiar; angle of chin ante- 



hh 



rior to nostrils. 



i^eT;^T) '"""' '^^'"■^^' '"* ™'"^^^^^^^^>- ^-^' ^-^^ — ^^^- (See 



zLT\\Tlt"r V'r ?""^^'^^'^' ^^""^ Oa.un„,n.hynchu. Lafresuave (Rev. 

 Zool., 1842 301, type, C. chadema Lafresnaye); range, northern Andes, Colombia 

 to Peru. (IsuallyplacedintheFringillidie.) ^ ^oiomoia 



'Dlglossirur, comprising the genera Diglosm and l)irjlo,,op;_s. 



