ornithologist's text-book. 149 



XXIII Fam. Grues, Grus, Pallas. 



XXIV Fam. Herodions, Herodii, 111. 



XXV Fam. Neant. Ibis et Spatule. 



XXVI Fam. Gralles, Grallce, Linn. 



XXVII Fam. Mouettes, Larus, Linn. 



XXVIII Fam. Petrels, Procellaria, Linn. 



XXIX Fam. Pelicans. Pelecanus, Linn. 



XXX Fam. Canards, Anas, Linn. 



XXXI Fam. Grebes, Podiceps, Lath. 



XXXII Fam. Plongeons, Colymbus, Lath. 



XXXIII Fam. Pingouins, Alca, Lath. 



XXXIV Fam. Manchots, Aptenodytes, Forst. 



II Sous-classe, Anomaux. 



XXXV Fam. Cursores. — Autruche, Nandou, 

 Casoar, Emou. 



n 3 



