( 81 ) 
Frigate-birds. 
OF War Birds. 
Men 
Both mandibles cur- 
ved at the end. Fig. 244. 
d. SuLA, Briss. Dysporus. 
iLlig. Boobies. Solan d 
Geese. 
Tail forked, the feet 
short, membranes deeply 
notched, (i) 
Enuergare (excessive. 
Beak straight, slight- Nostrils prolonged in a Nail of the middle toe 
1 y compressed , pointed , line nearly to the point ; notched like a saw ; wings 
the point a little arched the throat and the circles less than in the Frigate 
(fig. 1), the edges den- of the eyes naked, the Birds. Tail somewhat 
tated within like a saw. former little dilatable. wedge-shaped. 
2. P LOTUS, Lin. Dart- 
ers. Anhinc^a. 
Beak straight, slim, 
pointed, the edges den- 
tated; head small. Fi^. 
249. 
jN eck Ion 
Feet like the Cor- 
morants. 
3. Ph.eton, Z/i//. Tropic- 
birds. Striw-tails. 
Beak straight, point- Two narrow and Feet short, wing.-r 
ed,dentated, moderate- very long feathers, like long. Rarely quit the 
ly strong. Fig. 241. straws, in the tail. Torrid Zone. 
FAMILY IV. LAMELLIROSTRES. 
GENER/V AND SUB-GENERA. 
1. Anas, Lin, 
a. Gygmjs Meyer. 
Beak as broad before Nostrils nearly in the 
as behind, deeper than middle of the length of 
broad at its base; neck the beak, 
very long. Fig. 251 . 
b. Anser, Bt^iss. Geese. 
Beak moderate or 
short, narrower before 
than behind , deeper 
than broad at its base. 
(1) Their powerful wing^s enable them to fly immense distances from land, 
principally between the tropics : they dart on the Flying-Fish and strike the 
Boobies to make them disgorge their prey. 
