IXTIlODrCTIOX. 



XXUl 



scalcfl. X»» rif'tal l>ristlfs, Uut loral ffatlicis with lui-tly 

 points. Bill slehtltT. imt ni>tclie<l nor liookid. Wiuj/'i 

 an<l tail nuMU'iatt Iv rouiKlnl : neither v» rv nuuh shorirr 

 than the otluT. Size small. Color Icown, t'tf.., the wing-- 

 and tail hai red or undnlat*'*! ..... To >f/linfij tithe. 



Tafsiis distinctly sentellate. Nostrils overhnnir (ii<>f con- 

 cealed) with hristly li-athcrs. liictal luistles present, 

 8tron<r. Bill powerful, «;onipressed, stronLdy notched, 

 toothed, and hooked. Wiipj-s ami tail moderate. Large. 

 Colors hhu^k. white, and !/ray ..... Liuiudcc. 



tee. Tail not seansorial. First )>riinary less than halt' as long 

 as the second.' or a1»ont halt" as lontr. in whi'h case the inner 

 toe is cleft nearly to its l.ase ( ''and//*. 



/ Basal joint of middK toe nniteti s(»m«' distance with 

 the inner, and for half or more of its lent^th with the 

 outer toe. 



Basal Joint of mid«lle toe shorter than that of inner 

 toe, and w1m>11v adherent to hoth inner and outer toes. 

 Taisus l(»njrer than middle toe and claw, (jonys more 

 than half the length of the lower jaw. Bill stout, high, 

 compressed: notched and abru|»tly hooked at tij) . Vntomdce. 

 Basal joint of middle toe not shorter than that of 

 inner toe; united to the outer for about two third.s, to 

 the inner for about one half, its length. Tarsus not 

 longer than the middle toe and claw. Gonys less 

 than Iwilf the length of the under jaw. Bill triangular, 

 nmch depressed at base, moderately notched, and 



hooked at tip' AmjieUda. 



Basal joint of middle toe shorter than that of the 

 iimer toe, united to the outer for about two thirds, to 

 the inner for about one half, its length. Tarsus longer 

 tlian middle toe and claw. Gonys more than half the 

 length of the under jaw. Bill very weak and slen- 

 der, little decurved or notched at tip. Very small, 

 — under six inches long. (Tarsi booted in Regulus, 

 distinctly scutellat»> in Puliopfiln.) .... Sj/lviuice 

 //. Basal joint of middle toe rjuite free from the inner, 

 and not united with the outer more than half-way. 

 Nostrils linear, low. No bristles or bristly points 

 whatever about the mouth. Wings short, rounded, 

 concavo-convex. Tail very short, nearly concealed 

 by its coverts. Tar<i booted .... Cindklce. 



Nostrils oval. Bristles or bristly points about the 

 mouth. Winers verv loner and pointed, reachinsr, 

 when folded, beyond the middle of the short, square, 

 or emargiuate tail, and one and a half times or more 



1 In the genus Ampclis and part of the VirconkJrr it is so oxtrcniely short as to ajtpcar absent, 

 and is displaced, lying concealed outside the second (ai»pan'ntly first) primary, like one of the 

 primary coverts ; however, it may always be detected on close examination, ditlcring from the 

 covcils with which it is a.ssociated in some points of size and sha|H', if not also of color. 



2 In AiUjX'Us then' is tendency to subdiWsion of the lateral plates ; in Myiadestcs the anterior 

 scut el la are obsolete. 



