SYSTEMATIC INDEX. 



FAMILY ARDEID/E, or Herons and Storks— 

 Common Heron (Ardea cinerea) 

 Purple Heron [Ardea purpurea) 

 Great White Egret (Ardea alba) 

 Little Egret (A idea garzetta) 

 Squacco Heron (Ardea comata) 

 Buff-backed Heron (Ardea bubulcus) 

 Night Heron (Nyetieorax nycticorax) 

 Common Bittern (Botaurus stellaris) 

 American Bittern (Botaurus lentiginosus) 

 Little Bittern {Botaurus miuutus) 

 Spoonbill (Platalea leucorodia) 

 Glossy Ibis (Ibis falcincllus) 

 White Stork (Ciconia alba) 

 Black Stork (Ciconia nigra) 



FAMILY PELECANID.E, or Pelicans— 

 White Pelican (Pelecanus onocrotalus) 

 Gannet (Sula bassana) 

 Cormorant (Phalacrocorax carbo) 

 Shag (Phalacrocorax graculus) 



FAMILY PROCELLARIIBvE, or Petrels— 

 Great Shearwater (Puffin us major) 

 Manx Shearwater (Puffinus anglorum) 

 Dusky Shearwater (Puffinus obscurus) 

 Sooty Shearwater (Puffinus griseus) 

 Bulwer's Petrel (Bulwcria eolunibina) 

 Fulmar Petrel (Fulmarus glacialis) 

 Stormy Petrel (Procellaria pelagica) 

 White-breasted Petrel (Pclagodroma marina) 

 Fork-tailed Petrel (Oceanodroma lencorrhoa) 

 Canarian Fork-tailed Petrel (Oceanodroma cryptoleucura) 

 Wilson's Petrel (Oceanites oceanica) 



FAMILY COLYMBIDiE, or Divers— 



Great Northern Diver (Colymbits glacialis) . . .. 21 77 



White-billed Diver (Colymbus adamsi) . . . . 77 



Black-throated Diver (Colymbus arcticus) . . 21 78 



Red-throated Diver (Colymbus septcntrionalis) .. 21 78 



FAMILY PODICIPITIDiE, or Grebes— 



Great Crested Grebe (Podicipes cristatus) 



Red-necked Grebe (Podicipes rubricollis) 



Sclavonian Grebe (Podicipes cornutus) 



Black-necked Grebe (Podicipes nigricollis) . . 22 81 



Little Grebe (Podicipes minor) .. . . . . 22 82 



