84 THE BIRDS OF NORTH AMERICA. 
reduced to a mere nail, and sometimes entirely wanting ; 
front toes webbed. 
FamiLy 7.—Diomediide. Abate: 4 species. 
Fami.y 8.—Procellariide. Fulmars, Petrels, and 
Shearwaters; 28 species. 
ORDER IV.—STEGANOPODES (TOTIPALMATE 
SWIMMERS). 
Toes four; all connected by webs. 
Famity 9.—Phaéthontide. Tropic Birds ; 2 species. 
FamiLy 10.—Sulide. Gannets; 6 species. 
Fami.Ly 11.—Anhingide. Darters; 1 species. - 
FamiLy 12.—Phalacrocoracide. Cormorants; 6 spe- 
cies. 
Fami.y 13.—Pelecanide. Pelicans ; 3 species. 
FaMILy 14.—F'regatide. Man-o’-War Birds; 1 species. 
ORDER V.—ANSERES (LAMELLIROSTRAL 
SWIMMERS). 
Toes four, the front ones fully webbed ; tarsus not flat- 
tened as in the Grebes ; bill with toothlike projections, 
fluted ridges, or gutters on its sides. 
FamiLy 15.—Anatide. Ducks, Geese, and Swans; 54 
species. 
ORDER VL—ODONTOGLOSSZ® (LAMELLIROSTRAL | 
GRALLATORES). 
Toes four, the front three webbed ; bill with toothlike 
ridges as in some Ducks, the end half bent downward ; 
legs long ; tarsus 12°00 inches or more in length. 
Fami.y 16.—Pheenicopteride. Flamingoes ; 1 species. 
ORDER VII.—HERODIONES (HERONS, STORKS, 
IBISES, ETC,). 
Toes four, all on the same level, slightly or not at all 
webbed ; lores bare; legs and neck generally much 
lengthened. 
