KEY TO FAMILIES OF WATER BIRDS 3 



ORDER TUBINARES: TUBE-NOSED SWIMMERS. 



I. Nasal tubes separated and at sides of bill. 



Diomedeidae : Albatrosses, p. 82. 



1 . Nasal tubes connected on top of bill. 

 Procellariidae : Fulmars. 



Shearwaters, and Petrels, p. 33. 



Fig. 8. 



ORDER STEGANOPODES : 

 TOTIPALMATE SWIMMERS. 



1. Bill straight and sharp, not hooked at tip. ^^^- ^•^■ 



Anhingidae : Darters, p. 39. 

 1'. Bill strong-ly hooked at tip. 



2. Tail deeply forked ; space around eye feath- 

 ered. 

 Fregatidae : Man-o'-War Birds, p. 43. 



:*'. Tail not forked ; space around eye naked. 



3. Bill narrow, with slight poiicli at base. 



Phalacrocoracidae : 



Ccrmorauts, p. 39. 



Bill wide and flat, witli larjje pouch. 

 Pelecanidae . Pelicans, p. 42. 



Fig. 12. 



ORDER ANSERES: LAMELLIROSTRAL 

 SWIMMERS. 



I Sliort-legged swinmifrs Anatidae : 



^ Ducks, Geese, and Swans, p. 44. 



Fig. 13. 



