SYSTEMATIC INDEX. 
13 
FAMILY L. LARIN JE. LARINE BIRDS, OR GULLS, 
Genus CXLIX. Gavia. Mew, ...... 
298. Gavia Atricilla. Blackish-grey -headed Mew, 
299. Gavia ridibunda. Brown-headed Mew, 
300. Gavia Sabini. Sabine’s Mew, ..... 
301. Gavia minuta. Little Mew, ..... 
Genus CL. Larus. Gull, 
302. Larus marinus. Great Black -backed Gull, 
303. Larus flavipes. Yellow-footed Gull, .... 
304. Larus argentatus. Silvery Gull, .... 
305. Larus glaucus. Glaucous Gull, .... 
306. Larus leucopterus. White-winged Gull, 
307. Larus canus. Green-billed Gull, .... 
Genus CLI. Rissa. Kittiwake, 
308. Rissa tridactyla. Kittiwake, ..... 
Genus CLII. Cetosparactes. Whale-bird, . 
309. Cetosparactes eburneus. Ivory Whale-bird, 
Genus CLIII. Rhodostethia. Rosy-Gull, 
310. Rhodostethia Rossi. Ross’s Rosy-Gull, 
Genus CLIV. Cataractes. Pirate-eird, 
311. Cataractes Skua. Brown or Skua Pirate-bird, . 
312. Cataractes Pomarinus. Pomarine Pirate-bird, 
313. Cataractes parasiticus. Parasitic Pirate-bird, 
314. Cataractes Richardsonii. Richardson’s Pirate-bird, 
FAMILY LI. PROCELLARINiE. PROCELLARINE 
BIRDS, 
Genus CLV. Procellaria. Fulmar, .... 
315. Procellaria glacialis. Northern Fulmar, . 
Genus CLYI. Cymotomus. Shearwater, 
316. Cymotomus arcticus. Arctic Shearwater, 
317. Cymotomus Anglorum. Manks Shearwater, 
318. Cymotomus obscurus. Dusky Shearwater, 
Genus CLYII. Thalassidroma. Petrel, 
319. Thalassidroma Bulweri. Bulwer’s Petrel, 
320. Thalassidroma Leachi. Leach’s Petrel, 
321. Thalassidroma Wilsoni. Wilson’s Petrel, . 
322. Thalassidroma pelagica. Storm Petrel, 
APPENDIX, .......... 
323. Sylvia luscinioides, ....... 
INDEX, ........... 
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