( 26 ) 
Accipitres. (Diumce.) 
TRIBE IL ASTUR, 
DITISIONS 
1. ASTUR PROPER. ^ 
Tarsi plated, and ra- 
ther short. 
2. 
Tarsi short, hut reti- 
culated. 
3. Nisus, Ciw. 
Tarsi longer, but plat- 
ed. 
1. F. Palumhariiis (Goshawk, Lath.), 2. F. Cachinnans (Laughing 
Falcon, Lath.). 3. F. Musicus, the only known species of Birds of 
Prey which sings agreeably. F. Nisus (Sparrow Hawk, Lath.). 
TRIBE III. MIL^^US. 
DIVISIONS. 
1. Elanus, Savigny, 
Tarsi very short, re- 
ticulated, covered with 
feathers half way down. 
Fig. 40. 
2. Mil vus PROPER, Cz^^^. 
Tarsi stronger, and 
plated. 
1. Le Blac. LeVaillant* F. Furcatus (Swallow-tailed Falcon, 
Lath), 2. F. Milvus (Kite). 
