CATALOGUE OF EGGS OF BRITISH BIRDS. 133 



Lestris Richardsoni, Swains.; Hewit.Brit. Ool. pi. 51. 



Larus crepidatus, Gmel. 



Lestris crepidatus, Temm.; OJcen, Naturg. Nest. u. Eier, 



t. 5. f. 24. 

 Catharacta coprotheres, Brunn. 

 Catharacta parasitica, Retz. 

 Cataracta cepphus, Leach. 

 Cataractes parasita, Pall. 

 Catarractes parasiticus, Flem. 

 Sterqorarius parasiticus, G. R. Or. 

 Stercorarius cepphus, Steph. 



Lestris Boji, Lestris Schleepii, et Lestris Beniekii, Brehm. 

 Cataractes Richardsonii, Macgill. 

 Arctic Gull, Mont. ; Lew. Br. B. Sf Eggs, pi. 40. f. 2. 

 Arctic Skua, Selbg. 

 Black-toed Gull, Mont. 

 Richardson's Skua, Yarr. 



4. Stercorarius cepphus. Buffon's Skua. B.M. 



Lestris Buffonii, Boie ; Thienem. Fortpjl. Vog. Eur. t. 21. f. 6. 



Lestris parasiticus ? Swaiiis. 



Stercorarius cepphus, G. R. Or. 



Catharacta cepphus, Brunn. 



Cataractes pai'asitica. Pall. 



Lestris crepidata, Brehm. 



Cataractes longicaudatus, Macgill. 



Ai'ctic Jager, Bteph. 



Buffon's Skua, Yarr. 



? 2. RHODOSTETHIA. 



?1. Rhodostethia Rossii. Cuneate-tailed Gull. 



Larus roseus, Jard. Sf Selby. 

 Larus Rossii, Richardson. 

 Rossia rosea, Pr. Bonap. 

 Rhodostethia Rossii, Macgill. 



3. LARUS. 

 a. Leucus. 

 1. Larus glaucus. The Glaucous Gull. B.M. 



Larus glaucus, Brunn. ; Hewit. Brit. Ool. pi. 148 ; Thienem. 



