ENUMERATION OF ANIMALS. 11 



20. ALECTORIDES. (Cranes, rails, crakes, gallinules, coots.) 



Useful products : 



Food, (rails, crakes.) D. 1. 



Feathers. D. 23. 



Useful traits : Susceptible of domewSticatiou, (craues.) 



21. LAMELLIROSTRES. (Flamingoes, swans, geese, ducks.) 



Useful products : 



Food : Flesh, (geese, ducks.) D. 1, 

 Eggs, (geese, ducks.) 



Ornamental feathers, (flamingo, geese, «S:c.) D. 23. 



Down, (geese, ducks.) D. 23. 

 Useful traits : 



Susceptible of domestication, (geese, ducks.) 



Used as decoys for other swimmers, (brants, ducks.) 



22. STEGANOPODES. (Gannets, pelicans, cormorants, darters or 



water-turkeys, frigate birds, tropic birds.) 

 Useful products : 



Ornamental feathers, (darters, tropic birds.) D. 23. 



Leather, (of feet.) D. 20. 

 Useful traits : Susceptible of domestication.^ 



23. LONGIPENNES. (Gulls, terns, skimmers, petrels, albatrosses 



shearwaters.) 

 Useful products : 



Food, eggs. D. 1. 



Ornamental feathers, (gulls, terns, &c.) D. 23. 



Oil, (petrels, &c., used by Eskimos.) D. 27. 



24. PYGOPODES. (Loons, grebes, auks, pufiQus. guillemot, murres.) 



Useful products : 



Foods, (eggs.) D. 1. 



Ornamental feathers, (grebes.) D. 23. 



Feathers used as furs, (grebes, auks, «S:c.) D. 8. 



25. SPHENISCI. (Penguins.) 



Useful products: 



Feathers used as fur. D. 6. 

 Oil. T>. 27. 



' Graculus cario used in Europe for fishing and a similar species in China. 



