Order I. ACCIPITRES. 
Family II. Falconid.t, 
l he seventh Subfamily, 
CIRC IN/E, or Harriers, 
haAethe Bill moderate, short, with the culmen much curved to the tip, which is hooked, the s' 
compressed, and the lateral margins festooned ; the Wings lengthened and pointed ; the Tail long, broad, 
and even or rounded at the end; the Tarsi usually lengthened and slender; and the Toes rather short. 
Pol v boro ides A. Smith.* 
BlU broad and elevated at its base, the sides much compressed, and the culmen much curved to the 
tl P, which is hooked; the nostrils placed in front of the cere, with the opening forming a longitudma 
Slit ' Win 9* very long, with the third, fourth, and fifth quills the longest. Tail very long, and rounded 
at the end - Tarsi the length of the middle toe, and entirely reticulated. Toes long and slender, wit 
^e outer toe the length of the hind one. The cheeks round the eyes and cere entirely denuded of plumes 
0r hairs. 
nnn llC ^ ° f thiS dlvision is found in Madagascar, and in various parts of the continent of Africa. Its hab ts 
cis have not yet been noticed by naturalists. 
carienlu *B W * Sonn ' Vo y- Ind - *• 103. — Falco madagas- I boroides typus A. Smith. 111. S. Afr. Zool. Birds, pi. 81, 
ls aud. ; F. gymn0 g enys Xemm. PI. col. 307- ; Poly- 1 
Serpentarius Cuv -i 
lkl1 m °derate, broad, and elevated at its base, the culmen much arched to the tip, which is hooked, 
nd the sides much compressed ; the nostrils lateral, with the opening large and oblique. ^ 
Wlth the third > fourth, and fifth quills nearly equal and longest; armed on the shoulder wit an o use 
PUI ‘ Tad very long, wedge-shaped, with the two middle feathers prolonged. Tat si muc 1 e e ’ 
f 6nder . ^vered in front with transverse scales. Toes very short, with the anterior ones united at thei 
by a membrane ; the hind toe remarkably short and rather elevated; and all covere move wi 
sverse scales. The lores and space round the eyes naked. 
e ’ 3 I>c of this genus inhabits the arid plains of Africa, and is said to have been foui t ' w hich form their 
They 8cen in paira _ anJ m J nmAy useful for tUc purpose of lh the 
other, 'ft,,, T1 ’ e bH ott,c,is these rc l ,tilc8 l, y Mriliiug them first wth ° h * th e spake, and at the 
quently tossing them with its pinion into the air, by which means it. avo < = 
* ^-A.Smith in <.S ^ 
1797 .ntt 1798* « l-Jj ^ 
coequal with Secretarius (1806) of Dumeril ; Gypcgeranus (1811) o 8 j 
