BIRDS GROUPED IN FAMILIES. 

 SCIENTIFIC ORDER. 



ORDER LONGIPENNES. (Long-twinged 



Swimmers?) 



FAMILY LARID^E. (Gulls and Terns.) 

 Pacific Kittiwake. (Rissa tridactyla pollicaris.) Ridgw. 

 Glaucus-winged Gull. (Larus glaucescens.) Naum. 

 Western Gull. (Larus occidentalis.) Aud. 

 American Herring Gull. (Larus argentatus smithsoni- 



anus.) Coues. 



California Gull. (Larus californicus.) Lawr. 

 Ring-billed Gull. (Larus delawarensis.) Ord. 

 Short-billed Gull. (Larus brachyrhynchus.) Rich. 

 Bonaparte's Gull. (Larus Philadelphia.) (Ord.) 

 Arctic Tern. (Sterna paradisasa.) Briinn. 

 Black Tern. (Hydrochelidon nigra surinamensis.) 



(Gmel.) 



ORDER HERODIONES. (Herons, Storks, 

 Ibises, etc.) 



FAMILY ARDEID.E. (Herons, Bitterns, etc.) 

 American Bittern. (Botaurus lentiginosus.) (Montag.) 

 Great Blue Heron. (Ardea herodias.) Linn. 

 Green Heron. (Ardea virescens.) Linn. 



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