wile 
208 ON THE CLASSIFICATION OF BIRDs Betis 
‘HL destructor. 
(fig. 185.) 
Guianensis. 
urubitinga. 
GypocEraNus, Illiger. 
P. C. 14. 
Daudin. 
Pl. Col. 55. 
Secretary. Legs remark 
long, and formed for walking. Bill shorter than 
head, large, strong, hooked, curved nearly from i 
base, which is covered with a cere. Nostrils rathe 
nickel Vieil. 0 0. J ALS. 
occipitalis. Ois. d Af r 
ornatus. Ib. 26. 
albescens. Ib.3. 
removed from the base of the bill, lateral ; the apertut 
piercing the cere, diagonal, oblong, and open. Fee 
very long,slender. Thighs feathered. Tarsuslong, mor 
slender at the base than at the upper part. Toes short 
the anterior united at their base by a membrane ; hin 
toe articulated at the tarsus. Wings long ; the fiv 
first quills the longest, and nearly equal. Shoulder 
armed with an obtuse spine. — (Temminck, Man. 
Ois. d’Af. 25. South Africa. 
Bill robust, rather straight at its” 
base ; convex above, compressed on the sides: cutting — 
margin of the upper mandible nearly straight, the tip 
hooked ; under mandible straight, the tip obtuse, 
G. serpentarius. 
Circaétus, Vieillot. 
Nostrils oval, transverse. 
lengthened, covered with reticulated scales. Toes 
rather short; the hinder and the lateral toes nearly 
equal. Claws rather short, nearly of equal length, and 
the anterior and the posterior 
the strongest. Wings long; the third quill the longest 
(Vieil.) The rank of this form seems to be su 
M. Vieillot intimates two species 
nereus. Vieil. Gal, pl. 12. 
but slightly curved ; 
generic to the last: 
Cel 
SuBFAM. 
pads; lateral toes equal. 
fourth quill longest. 
CYMINDINZ. Mites. 
Form slender. Bill rather short, the cutting margin 
sinuated, but neither toothed nor festooned ; the tip very 
acute, and considerably hooked and lengthened. Fe 
(typically) weak, very short ; the tarsus not much ong 
than the hind toe and its cleo ; soles broad, destitute of 
Wings long ; the third an d 
Inhabits chiefly America. : 
A 
vl 
ql 
| 
Tarsi naked, thick, and 
