590 COLLEGE ZOOLOGY 



Order 1 2 . Procellariif ormes. ALBATROSSES and PETRELS. - 

 Marine birds with webbed toes; powers of flight, great; sheath 

 of bill of several pieces; three families. Examples: Diomedea, 

 Albatross (Fig. 488); Procellaria, Petrel (Fig. 489). 



Order 13. Ciconiiformes. STORK-LIKE BIRDS. Aquatic or 

 marsh-birds with feet adapted for wading; four suborders, one 

 superfamily, and thirteen families. Examples: PELECANID.E, 

 Pelicans; PHALACROCORACID^E, Cormorants (Fig. 490); AN- 

 HINGID.E, Snake-birds; ARDEID., Herons; IBIDID.E, Ibises; 

 PHCENICOPTERID.E, Flamingos (Fig. 491). 



Order 14. Anseriformes. -- GOOSE-LIKE BIRDS. --Aquatic 

 birds with beak covered by a soft, sensitive membrane and edged 

 with horny lamellae ; two suborders and two families. Examples : 

 PALAMEDEID.E, Screamers; ANATID^E, Swans, Geese, and 

 Ducks (Fig. 492). 



Order 15. Falconif ormes. -- FALCON-LIKE BIRDS. Carniv- 

 orous birds with curved beak, hooked at the end; feet adapted 

 for perching and provided with strong, sharp claws; three sub- 

 orders and four families. Examples: CATHARTID.E, American 

 Vultures; GYPOGERANID.E, Secretary-birds; FALCONID.E, Falcons; 

 BUTEONID.E, Eagles, Hawks, Vultures, etc. (Figs. 493-495). 



Order 16. Galliformes. FOWL-LIKE BIRDS. - -Terrestrial or 

 arboreal birds with feet adapted for perching; four suborders and 

 seven families. Examples: PHASIANID.E, Turkeys, Quails, 

 Pheasant, etc.: OPISTHOCOMID.E, Hoactzin. 



Order 17. Gruiformes. CRANE-LIKE BIRDS. Mostly marsh 

 birds; seven families. Examples: RALLUXE, Rails; GRUID.E, 

 Cranes. 



Order 18. Charadriiformes. PLOVER-LIKE BIRDS. Terres- 

 trial, arboreal, or marine birds; four suborders and twelve 

 families. Examples: CHARADRIID.-E, Plovers, Snipes, and 

 Curlews; LARID^, Gulls and Terns (Fig. 497); ALCID.E, Auks 

 (Fig. 498); COLUMBID^:, Pigeons (Fig. 470). 



Order 19. Cuculiformes. -- CUCKOO-LIKE BIRDS. Arboreal 

 birds with first and fourth toes directed backwards; fourth toe 



