198 



PATAGONIAN EXPEDITIONS: ZOOLOGY. 



shore, and one of the officers succeeded in shooting a male and female 

 scissor-bill [Rhynchops melaniira)r (Cunn. Nat. Hist. Str. Magell. 187 1, 

 P- 365-) 



Subfamily LARIN^. 



Saunders, Cat. Bds. Brit. Mus. XXV. p. 161 (1896); Sharpe, Hand-List Eds. 

 I. p. 139, 1899. 



Genus LARUS Linnaeus. 



Type. 

 Lams, Linn., Syst. Nat. i. p. 224 (1766); Saun- 

 ders, Cat. Bds. Brit. Mus. XXV. p. 169 



(1896); Sharpe, Hand-List Bds. I. p. 139 



(1899). 

 Xema, Boie, Isis, 1822, p. 563; id. op. cit. 1844, 



p. 192 (partim). 

 Gavia Macgill. Man. Brit. Orn. pt. 2, p. 239 (1842). 

 Gavia, Boie, Isis, 1844, p. 191 (partim). 

 Gavia, Kaup, Natiirl. Syst. p. 99 (1829) . . . 

 Leucus, Kaup, Natiirl. Syst. p. 84 (1829) . . . 

 Leucus, Bp. Consp. Av. ii. p. 215 (1857) . . . 

 Hydrocolaus, Kaup, Natiirl. Syst. p. 113 (1829) 

 Ichthyactus, Kaup, Natiirl. Syst. p. 102 (1829) . 

 Laroides, Brehm, Isis, 1830, p. 993; id. Vog. 



Deutschl. p. 738 (183 1 ); Bp. Consp. Av. ii. 



p. 217 (1857) -^- argentatiis, etc. 



Chroicocephalus, Eyton, Brit. B. p. 53 (1837) 

 KroicocepJiahts, Jameson, Journ. Asiat. Soc. viii. 



p. 243 (1839) 



Chroicephalus, Reichenb. Av. Syst. Nat. Longip. 



P- V. (1852) 



Chroocephahts, Scl. & Salvin, P. Z. S. 1871, p. 



576, footnote 



Chroicocephalus, H. T. Wharton, Zool. 1878, p. 



105 



Chroeocephalits, Heine & Reichenow, Nomencl. 



Mus. Hein. p. 358 (1890) 



Plautus, Reichenb. Av. Syst. Nat., Longip. p. v. 



(1852) L. glauctis. 



L. ridibnndus. 

 L. Diarinus, etc. 

 L. argentatus, etc. 

 L. viimttiis, etc. 

 L. ichthyaetus. 



Lan cucidlati. 



