22>i CATALOaUE OF BRITISH BIKBS. 



Catarractes parasita, vur. camtschatiea, Pall. Zoogr. ii. p. 312. 

 Stercorarius pomarinus, G. B. Gray, Gen. of B. iii. p. 653. 

 Pomarine Skua, Sdby, Brit. Orn. ii. p. 517; Eyton, Hist. B. Brit. 



B. p. 53, fig. ; Yarr. Brit. B. ed. 2. iii. p. 606, fig. ; id. ed. 3. 



iii. p. 62.5, fig. 



OouU, B. of Eur. pi. 440. 

 a. North Britain. Young. From Mr. Bullock's Collection. 



3. SxERCOKAEiTTS PAKASiTicus. The Arctio Skua. 



Larus parasiticus, Linn. Faun. Siiec. p. 55. 



Lestris parasitica, Temm. Man. d'Orn. (1820) ii. p. 797; Boie, 



his, 1822, p. 562 ; Brelim, Vog. Deutschl. p. 722 ; Keys. 6f Bl. 



Wirbelth. Eur. p. 95 ; Naum. Vog. Deutschl. (1840) x. p. 510, 



t. 272, 273. 

 Lestris Richardsoni, Swahis. Faun. Bor.-Amer. ii. p. 433, pi. 73 ; 



Temm. Man. d'Orn. (1840) p. 499 ; Eyton, Cat. Brit. B. p. 51. 

 Larus crepdatus, Cfmel. S. N. i. p. 602. 

 Lestris crepidatus, Temm. Man. d'Orn. (1815) p. 515. 

 Catharacta coprotherea, Briinn. Orn. Bor. p. 38. 

 Catharacta parasitica, Betz. Faun. Suec. p. 160; Briinn. Orn. Bor. 



p. 37. 

 Cataracta cepphus, Leach, Syst.Cat.Mamm.SfBirdsinB.M.^.^^. 

 Cataractes parasita. Pall. Zoogr. ii. p. 310. 

 Catarractes parasiticus, Flem. Brit. An. p. 138. 

 Stercorarius parasiticus, G. B. Gray, Gen. of B. iii. p. 653. 

 Stercorarius cepphus, Steph. Gen. Zool. xiii. p. 211, pi. 

 Lestris Boji, Brehm, Vog. Deutschl. p. 719. 

 Lestris Schleepii, Brehm, Vog. Deutschl. p. 720. 

 Lestris Benickii, Brehm, Vog. Deutschl. p. 723, t. 37. f. 1. 

 Cataractes Eichardsonii, Macgill. Man. N. H. Orn. ii. p. 267. 

 Arctio Gull, Mont. Orn. Diet. ■ Bew. Brit. B. (1804) ii. p. 239 ; 



Penn. Brit. Zool. (1812) ii. p. 179, pi. 32. 

 Arctic Skua, Selhy, Brit. Orn. ii. p. 520. 

 Black-toed GuU, Mo7it. Orn. Diet.; Bew.Brit.B. (1804) ii. p.236, 



fig. ; Penn. Brit. Zool. (1812) ii. p. 178, pi. 31. low. fig. 

 Richardson's Skua, Yarr. Brit. B. ed. 2. iii. p. 611, fig. ; id. ed. 3. 



iii. p. 630, fig. 



PL Enl. 762 ; Gould, B. of Em: pi. 441. 



a. Brighton. Young. 



h. Hills of Hoy, Orkney. Young. From Mr. J. Baker's Col- 

 lection. 



c. Hills of Hoy, Orknej'. Male. From Mr. J. Baker's Collection. 



d. Hills of Hoy, Orkney. Female. From Mr. J. Baker's Col- 

 lection. 



e. Hills of Hoy, Orkney. Very young. From Mr. J. Baker's 

 Collection. 



