VI CONTENTS 



Order SPHENISCIFORMES 85 



Family SPHENISCID^: .......... 85 



Genus Aptenodytes ......... 85 



Genus Pygoscelis . . ....... 91 



Genus Catarrhactes ......... 96 



Genus Spheniscus .......... 106 



Order PROCELLARIIFORMES .... .114 



Family PROCELLARIID^E .........114 



Subfamily OCEANITIN& . ' . . . , . . . 114 



Genus Oceanites . . . . . . . . . 114 



Genus Garrodia . . ...... 117 



Genus Fregetta ......... 122 



Family PUFFINIOE 128 



Subfamily PUFFINM 128 



Genus Puffinus ......... 128 



Genus Priofinus . . . . . . . . . 133 



Genus Thalassceca . . . . . . . . . 136 



Genus Priocella ........ 138 



Genus Majaqueus ......... 142 



Genus Pagodroma . . . . . , . , . 144 



Subfamily FULMARIN^E 147 



Genus Ossifraga . . . . . , . . . 147 



Genus Daption ......... 150 



Genus Halobana ......... 153 



Genus Prion .......... 157 



Family PELECANOIM: . 160 



Genus Pelecanoides . . . . . . . . . 160 



Family DIOMEDEID/E .......... 165 



Genus Diomedea .......... 165 



Genus Ph&betria .......... 174 



Order LARI FORMES .... 176 



Family LARID^E .......... 176 



Subfamily STERNIN& ........ 176 



Genus Gelochelidon . . . . . . . . 176 



Genus Sterna. ......... 180 



Subfamily RHYNCHOPIN^E 193 



Genus Rhynchops . . . . . . . . . 193 



Subfamily LARINM ......... 198 



Genus Larus ....... 198 



Genus Leucophceus . . 222 



