19G ALASKA. 



" The Lupus uever flies in flocks ; it pairs early, ami is then 

 exceedingly quiet. I have never heard it utter a sound save a 

 low, droning croak, wheu disgorging food for its young. 



" The chick comes out a perfect puff-ball of white down, 

 gaining its first plumage in about six weeks. It is a dull gray, 

 black at first, but by the end of the season it becomes like the 

 parents in coloration, only mucli darker on the back and scap- 

 ularies. i 



" They are the least edible of all the birds about the islands. 

 Like others of the family, they vomit up the putrid contents 

 of their stomachs upon the slightest provocation." 



540. Stei'corariiss poinatorhinus, Vieill.— Pomanne JflV/er. "Eaz- 



boi-uik.'' 

 Larus parasiticus, Mey. et Wolf. Tascli. Dcutsch., 11,490, (1810.) 

 Larus crqndatus, Gm. L.N., 1,602,(1788.) {Qu. tes Sterc. striatus 



Bpjss.) 

 Lestris striatus, Eyton. Br. Birds, 53. 

 Stercorarius pomariDus, Vieill. Nouv. Diet. d'Hist. Nat., xxxii, 



158, (1819.)— CouES. Proc.Pbil. Acad., 129, (1863.) 

 Stercorarius pomatorMnus, Coues. Key, 309, (1872.) 

 Cataractes potnarinus, Steph. Gen. Zool., xiii, 216, pi. 24, (1825.) 

 Cojirotheres pomarinus, Reich, Syst. Av., 52, (1.580.) 

 Cataracies parasita var. camtscliaiica, Pallas'. Zoog. Rosso-As., 



ii, 312,(1811.) 



''A rare visitor. The specimen secured was the only one 

 seen on the islands. It was found on the high, mossy uplands, 

 perched in a listless attitude on a tussock of grass." 



541. stercorarius parasificus, (Brunn.) Gray. — Parasitic Jagcr. 



Catharacta parasitica, Brunn. Orn. Bor., 37, (1764.) 

 Larus parasiticus, LiNX. Syst. Nat., i, 226, (176j.) 

 Cataractes parasiia, Pall. Zoog. R. A., ii, 310, (1811.) 

 Lestris parasita, Illiger. Prod., 273, (1811.) 

 Lestris parasitica, Keys et Blas. Wirb. Eur., 1, 240, (1840.) 

 Stercorarius parasiticus, Gray. Gen. of B., 10, 6,52, (1849.) — Lawr. 

 B. N. A., 839, (1858.)— Coues. Pr. Phila. Acad., 133, (1863.)— 

 Ball et Baxn. Tr. Chicago Acad., i, 303, (1869.) 

 Lestris richardsoni, Sw. F. B. A., 11, 433, pi. 73, (1831.) 

 Stercorarius richardsoni, Coues. Proc. Phila. Acad., 135, (1863.) 

 Cataractes richardsoni, Macgillivray. Man. Orn., ii, 257, (1842.) 

 Catharacta coprotheres, Bruxx, Orn. Bor., 38, (1764.) 

 Lestris coprotheres, DesMurs. Traitd Ool., 551, (1860.) 

 Stercorarius crepidatus, Vieill. Nouv. Diet., xxxii, 155, (1819.) 



(Not of Gmelin.) 

 Lestris crepidata, Deglaxd. Mem. Soc. Roy. Lille, 108, (1838.) 

 Stercorarius cepphus, Sw. F. B. A., ii, 432, (1831.) 

 Lestris hardyi et spinicauda, Bp. Cousp. Av., ii, 210, (185G.) 



