THE YELLOWS!! ANK TATLER. 
315 
end convex, the edges soft and obtuse, the tip slightly deflected. Nasal 
groove long and narrow, extending to a little beyond the middle of the bill ; 
nostrils basal, linear, pervious. Lower mandible with the angle very long 
and extremely narrow, the dorsal line straight, the sides convex, with a 
slight groove in their basal half. 
Head small, oblong, anteriorly narrowed. Eyes large. Neck rather long 
and slender. Body slender. Feet very long, slender ; tibia bare for half its 
length, scutellate before and behind; tarsus also scutcllate before and behind; 
hind toe very small and elevated; fore toes of moderate length, very slender, 
connected at the base by webs, of which the outer is much larger ; second or 
inner toe considerably shorter than fourth, third longest; all scutellate above, 
flat and marginate beneath. Claws small, slightly arched, much compressed, 
obtuse, that of middle toe much larger, with the inner edge enlarged. 
Plumage very soft, blended, on the fore part of the head very short. 
Wings long, narrow, pointed ; primaries narrow and tapering, first longest, 
second a little shorter, the rest rapidly graduated; secondaries short, broad, 
incurved, obliquely rounded, the inner elongated and tapering. Tail short, 
rounded, of twelve rounded feathers. 
Bill black. Iris dark brown ; edges of eyelids dark grey. Feet bright 
yellow, claws brownish-black. Upper part of the head, lores, cheeks, neck, 
and sides of the neck deep brownish-grey, the edges of the feathers greyisli- 
wliite ; a white line from the bill to the eye and over it ; upper part of throat 
white ; fore-neck greyish-white, streaked with brownish-grey, as are the 
sides, the rest of the lower parts white, the lower tail-coverts slightly mark- 
ed with grey. The general colour of the back and scapulars is olivaceous- 
brown, tinged with grey, the feathers edged witli small dusky and white 
spots. The wing-coverts and inner secondary quills are similar, the mar 
ginal spots on the latter forming bands ; primary quills blackish-brown, the 
shaft of the outer brownish-white, of the rest dark brown, the edges of the 
inner, and of the middle secondaries white ; hind part of back grey, upper 
tail-coverts white, the larger obscurely barred with grey. 
Length to end of tail 10f inches, to end of wings lly^, to end of claws 
13 t 2 2 , extent of wings 20 ; wing from flexure 6/2 ; tail 24 ; bill along the 
back l r 5 2 > along the edge of lower mandible lfV ; bare part of tibia 1 T V ; tarsus 
l}i; middle toe 1 T \, its claw ?i. Weight 2T oz. 
Two series of papillte on the anterior part cf the roof of the mouth. 
Tongue 1^ inches long, emarginate and papillate at the base, as deep as 
broad, channelled above, tapering to a narrow but obtuse horny point. 
(Esophagus inches long, 3 twelfths in width j proventriculus 34 twelfths. 
Stomach rather small, elliptical, 8 twelfths long, 6 twelfths broad ; the lateral 
muscles rather strong ; epithelium dense, rather thin, with numerous longi- 
