LARID^E. 171 



The COMMON GULL. LARUS canus, Linn. S. N. i. 224. 

 PL enl. 977. L. hybridus, Gmel. L. cyanorhyn- 

 chus, Mey. L. procellosus, Bechst. 



a. b. Devonshire. From Col. Montagu's Collection. 



c. d. Thames. Presented by A. Cooper, Esq., R.A. 



e. Hayling's Island. Presented by J. B. Tyndale, Esq. 



The RING-BILLED MEW GULL. LARUS zonorhynchus, 

 Rich, and Siv. Faun. Bor. Amer. 421. 



a. Northern Expedition. 



The CRIMSON-BILLED GULL. LARUS Jamesoni, Wils. III. 

 of ZooL t. xxni. L. scopulinus, Forst. Icon. ined. t. 

 109. (Very young.) 



a. Adult. From Mr. Gould's Collection. 



b. c. Young. Van Diemen's Land. From Mr. Gunn's 

 Collection. 



d. Very young. Port Lincoln. From Mr. Harvey's 

 Collection. 



e. Male. Auckland Island (Antarctic Expedition). Pre- 

 sented by the Admiralty. 



/. Female. Auckland Island (Antarctic Expedition). 



Presented by the Admiralty. 

 g. Auckland Island (Antarctic Expedition). Presented 



by the Admiralty. 



The FORK-TAILED GULL. XEMA Sabini, Leach. Larus 

 Sabini, Leach. Linn. Trans, xn. 520. Wils. III. of 

 ZooL t. 3. X. collaris, Leach. Jard. $ Selby's III. 

 Orn. N. S. t. 35. 



a. b. Arctic Sea. 



The GREAT GULL. XEMA ichthyaetus. Larus ichthy- 

 aetus, PalL Reise. n. 713. Ichthyaetus Pallasi, Kaup. 

 Rupp. Atlas , t. 17. 



a. Caspian Sea. From M. Brandt's Collection. 



The WHITE-EYED GULL. XEMA leucophthalma. Larus 

 leucophthalmus, Licht. PL col. 366. 



a. Abyssinia. From the Frankfort Museum. 



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