SYSTEMATIC ARRANGEMENT. 



285 



GENUS CIX SULA (GANNET). 



228. Sula Bassana. Gannet. Sum. Vis. 

 FAMILY XL STERNID.E (TERNS). 



GENUS CX. STERNA (TEEN). 



229. Sterna velox. RuppelPs Tern. Straggler. 



230. ,, Cantiaca. Sandwich Tern. Straggler. 



231. Arctica. Arctic Tern. Sum. Vis. 



232. hirundo. Common Tern. Sum. Vis. 



233. Dougallii. Roseate Tern. Sum. Vis. 



234. leucopareia. Whiskered Tern- Straggler. 



235. nigra. Black Tern. Straggler. 

 236 ,, leucoptera. White-winged Black 



Tern. Straggler. 



237. ,, minuta. Lesser Tern. Sum. Vis. 



238. stolida. Noddy. Straggler. 



FAMILY XLI LARID^E (GULLS). 



GENUS CXI LARUS (GULL). 



239. Larus Sabini. Sabine's Gull. 



240. 

 241. 

 242. 

 243. 

 244. 

 245. 

 246. 

 247. 

 248. 

 249. 

 250. 

 251. 



minutus. Little Gull. 



ridibundus. Black-headed Gull. 



Bonapartii. Bonaparte's Gull. 



capistratus. Masked Gull. 



marinus. Great Black-backed Gull. Resident. 



fuscus. Lesser Black-backed Gull. Resident. 



Straggler. 



Straggler. 



Resident. 



Straggler. 



Straggler. 



argentacus. Herring Gull, 

 glaucus. Glaucous Gull. 

 Islandicus. Iceland Gull, 

 canus. Common Gull, 

 eburneus. Ivory Gull, 

 rissa. Kittiwake. 



GENUS CXII LESTRIS (SKUA.) 



252. Lestris catarrhactes. Great Skua. 



253. ,, pomarinus. Pomarine Skua. 



254. 

 255. 



Resident. 



Straggler. 



Straggler. 



Resident. 



Straggler. 



Sum. Vis. 



Straggler. 

 Straggler. 



Richardsonii. Richardson's Skua. Straggler. 



Straggler. 



Buffon's Skua. 



parasiticus. 

 GENUS CXIII PROCELLARIA (FULMAR). 



256. Procellaria glacialis. Fulmar. Straggler. 

 GENUS CXIV. PUFFINUS (SHEARWATER). 



257. Puffinus cinereus. Cinereous Shearwater. Straggler. 



258. ,, Anglorum. Manx Shear water. Sum. Vis. 



259. ,, obscurus. Dusky Shearwater. Straggler. 



GENUS CXV. THALASSIDROMA (STORM PETREL). 



260. ThalassidromaLeachii. Fork-tailed Storm 



Petrel. Straggler. 



261. ,, pelagica. 



Storm Petrel. Resident. 



