228 CATALOGUE OF BRITISH BIHDS. 



Catarractes parasita, var. camtschatica, Pall. Zoogr. ii. p. 312. 

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

 Pomarine 8kua, Selhif. Brit. Orn. ii. p. 517; Ei/ton, Hist. B. Brit. 



B. p. 53, fig. ; Yarr. Brit. B. ed. 2. iii. p. G06, fig. ; id. ed. 3. 



iii. p. *S25, fig. 



Gould, B. of Eur. pi. 440. 

 a. North Britain. Yoiing. From Mr. BuUock's Collection. 



3. Stercorarius parasiticus. Tlie Arctic Skua. 



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



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



Isis, 1822, p. 562 ; Brehm, Vog. DeutscJil. p. 722 ; Keys. ^ Bl. 



Wirhelth. Eur. p. 95 ; Naum. Vbq. Deutschl. (1840) x. p. 510, 



t. 272, 273. 

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



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

 Larus crepidatus, Gmel. S. N. i. p. 602. 

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

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

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



p. 37. 

 Cataracta cepphus, Leach, Syst. Cat. Mamm. SfBirds in B. M. p. 39. 

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

 Catarractes parasiticus, Flem. Bnt. 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, V'og. 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. 

 Arctic GuU, Mont. Orn. Diet. ; Bew. Brit. B. (1804) ii. p. 239 ; 



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

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

 Black-toed GuU, Mont. Om. 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. 



PI. Enl. 762 ; Goxdd, B. of E>n: pi. 441. 



a. Brighton. Young. 



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

 lection. 



c. Hills of Hoy, Orkney. 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. 



