81 THE BIRDS OF XORTII AMERICA. 



reduced to a mere nail, and sometimes entirely wanting ; 

 front toes webbed. 



Family 7.—Diomediida\ Albatrosses; 4 species. 



Family 8. — Procellariidoe. Fulmars, Petrels, and 

 Shearwaters; 28 species. 



ORDER IV.— STEGAXOPODES (TOTIPALMATE 

 SAVIM3IERS). 



Toes four ; all connected by webs. 

 Family 9.—Phaethontida\ Tropic Birds ; 2 species. 

 Family 10. — Sulidce. Gannets ; 6 species. 

 Family 11. — Anhingidce. Darters ; 1 species. 

 Family 12. — Phalacrocoracidce. Cormorants; 6 spe- 

 cies. 

 Family 13.— Pelecanidcp. Pelicans ; 3 species. 

 Family 14. — Fregatkhe. Man-o'-War Birds; 1 species. 



ORDER v.— AXSERES (LAMELLIROSTRAL 

 SAVIM3IERS). 



Toes four, tlie front ones fulh' webbed ; tarsus not flat- 

 tened as in the Grebes ; bill with toothlike projections, 

 fluted ridg-es, or gutters on its sides. 



Family 15. — Anatidce. Ducks, Geese, and Swans; 54 

 species. 



ORDER A I.— ODOXTOGLOSS.E (LAMELIjIROSTRAL 

 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. 



Family 16. — Phoenicopteridoe. Flamingoes ; 1 species. 



ORDER VII.— HERODIOXES (HEROXS, STORKS, 

 IBISES, ETC.). 



Toes four, all on the same level, slightly or not at all 

 webbed ; lores bare ; legs and neck generalh' much 

 lengthened. 



