PALCONID^. BUTBONIN-B. 
211 
Feet moderate : the hinder toe much the shortest. Wings 
long. Hunt for their prey upon the wing. 
MilvuSj Antiquorum. Bill small : nostrils elliptic. 
Wings much lengthened ; the fourth quill longest. 
Tarsi short, slender. Tail lengthened, either forked 
or graduated. Claws robust. Fissirostral. 
M.regalis. Vieil. PI. Enl. 422. parasiticus. Ois. d’Af. 22. 
a!toUus. PI. Enl. 472. splienurus. Vieil. G. 15. 
Pernis, Cuvier. Honey Buzzard. Bill curved from the 
base ; the margin straight, the lores clothed with small 
scale-like feathers. Tarsi very short, covered with 
small reticulated scales, and half plumed in front. 
Toes protected above by transverse scales. Wings and 
tail long. Tenuirostral. 
P. apivorus. PI. Enl. 420. 
SpizAETUS, Vieil. Form aquiline, with the bill of a 
buzzard. Bill strong, high, curved from the base, 
with a prominent festoon. Orbits and lores covered 
with down and hairs. Wings short. T arsi moderate, 
feathered. Inner toe, without the claw, shorter than 
than the outer. Basorial. 
S. cristatellus. 111. of Orn. pi. G6. 
PuTBo, Antiquorum. Head large, depressed : gape 
wide, extending under the orbits. Nostrils large, oval. 
Lores densely clothed with small compact feathers. 
Bill small, with a very slight festoon, or none. Feet 
nioderate. Hind toe very short ; lateral toes unequal. 
Anterior and posterior scales broad, transverse ; lateral 
scales small, roundish. Wings long. Fail rounded. 
B. lagopus. N. Z. pi. 28. vulgaris. N. Z. pi. 27. 
Lircxjs, Bechstein. Harrier. Bill weak, particularly 
high at the base, and greatly com- 
pressed throughout, with a slight 
festoon in the middle of the mar- 
gin. Cere very large, nearly cover- 
ing one half of the bill. Lores 
clothed with small feathers, and 
lengthened recurved bristles. Gape 
p 2 
