NATATORES. 
72 Y - . . 
A. (Autophagous) young following mother bird as soon as born. 
I. ANATIDAt—Ducks. 
Il. MERGITORES—Loons and Grebes. 
Il. VAGATORES—Gulls and Petrels. 
B. (LHeterophagous) young requiring to be fed a short time. 
IV. PISCATORES—Cormorants and Pelicans. 
V. URINATORES—Auks and Penguins. 
TRIBE LAMELLIROSTRES. 
I. PHCNICOPTERIDA—Flamingos, necks and_ legs 
long. 
Il. CYGNIDAS—Swaus, necks long, legs short. 
Ill. ANSERIDA%—Geese, legs more forward. 
IV. ANATIDAt—Ducks, legs set far back. 
V. MERGIDA—Mergansers, toothed bill. 
FAMILY Pheenicopteride. 
GENUS Pheenicopterus. 
P. (944) P. roseus— Flamingo. 
FaMmibty Cygnide. 
FAMILY Anseride. 
J]. ANSERINA an baie Geese. 
II. CEREOPSINA Ja eNew Holland: ,, 
III. PLeECTROPTERINA... Spurred. 3 
IV NeErTrApopINaZ ... Anserine Teal. 
V. TADORNINA ... heldrakes. 
