381 



LAKUS CANUS. 



(COMMON GULL.) 



Gavia hyberna, Briss. Orn. p. 189 (1760). 



Larus camos, Linn. Syst. Nat. i. p. 224 (1766). 



Larus cinereus, Scop. Ann. Hist. Nat. i. p. 80 (1768). 



Grande Mouette cendree, Buff. Hist. Nat. ix. p. 282 (1784). 



Larus hybernus, Gm., Linn. Syst. Nat. i. p. 596 (1788). 



Larus procellosus, Bechst. Orn. Taschenb. p. 373 (1802). 



Larus cyanorhynchus, Mey. et Wolf, Taschenb. ii. p. 480 (1810). 



Larus niveus, Pall. Zoogr. Bosso-Asiat. ii. p. 320 (1811). 



Larus canus, var. major, Middend. Sib. Reise, ii. p. 243 (1853). 



Larus heinei, Von Homeyer, Naumannia, p. 129 (1853). 



Larus kamtschatkensis, Bp. Bev. et Mag. de Zool. 2nd ser. vii. p. 16 (1855). 



Missa nivea, Bp. Cat. Parzud. p. 11 (1855). 



Common Gull, Sea-Maw, Mew, or Mall, English; Goeland cendre, French; Sturmmowe, 

 German ; Gabbiano, Gavina, Italian ; kleine Zeemeeuw, Dutch ; Storm-maage, Graanakke, 

 Danish ; Graamaage, Norwegian ; Fiskmase, Swedish ; Klusha, Baklusha, Russian. 



Figures notabiles. 



Werner, Atlas, Palmipedes, pi. 14; Buff. PL Enl. ix. pi. 84 (heinei); Briss. Orn. pi. xvi. 

 fig. 2; Gould, B. of Eur. pi. 437; Naumann, Vog. Deutschl. pi. 261 ; Cab. Journ. 1855, 

 pi. 4. fig. 7. 



cf ad. ptil. test, capite, collo, supracaudalibus caudaque et corpore toto subtus niveis, immaculatis ; stragulo 

 palhde caerulescenti-cano : remigibus ad basin cinereis, duobus externis macula magna subapicali alba, 

 tertio macula minuta alba : cseteris cserulescenti-cinereis, ante apicem nigro transfasciatis : secundari- 

 orum apicibus late albis : rostro virescenti-luteo : iride griseo-fusca : pedibus viridi-flavis. 



Ptil. hiem. ptil. sest. similis, sed striis longitudinalibus fuscis in vertice et nucha diversa. 



2 mari simibs. 



(J juv. capite griseo-albo, griseo-fusco striato : dorso, scapularibus tectricibusque alarum pallide griseo-fuscis, 

 pennis omnibus griseo albo marginatis : remigibus nigricantibus, primariis immaculatis, secundariis 

 vis albido marginatis et in pogonio interno griseo-canis : rectricibus albis, fascia ante apicem late nigro- 

 fusca, apicibus vix albo terminatis : subtiis albus, pallide griseo-fusco punctatus et adumbratus : rostro 

 lutescente, ad apicem nigro : pedibus lutescentibus : iride brunnea. 



Adult Male in summer (Lecko, Sweden, 27tb of May). Head, neck, tail, tail-coverts, and entire underparts 

 pure white ; back, scapulars, and wing-coverts, forming the mantle, delicate light French-grey ; first 



2g 



