( 21 ) 
SUB-GENUS III. IGNOBILES. 
TRIBES. 
1. Aquila, JSj'iss. Ea- 
gles. 
Beak very strong, 
straight at its base, cur- 
ved only towards the 
point. Fig. 32. p. 24. 
2. AsTUR, Bechstein. 
Dj^dalioN; Savigny. 
AUTOUKS; CuV. 
Beak curved from the Wings shorier than 
base. p. 26. the tail. 
3. MiLVUS, Bechstein. 
Kite. 
Tarsi short, toes and Wings excessively Tail forked, 
nails feeble. long. 
Beak curved from the 
base, but disproportion- 
ately feeble.Fig.36.p.26. 
4. Pernis^ Cuv. 
Beak as Milvus. 
Interval between the Tarsi half covered Wings long, but 
eye and beak covered with feathers, reticu- not forked, 
with close scaly fea- lated. 
thers ; and not naked or 
merely hairy as in all ' ' 
the others of the Genus 
Falco. 
5. BuTEo, Bechstein. , 
Buzzards, Lath. 
Interval between the Wings at least as Tall even, 
eye and beak naked. long as the tail, 
6. Circus, Bechstein. 
A collar on each side Tarsi longer than in Tail even, 
of the neck, formed by the tribe Buteo ; the 
the ends of the feathers wings the same, 
covering the neck. Fig. 
34. 
