LARIDiE. 
019 
JRissa tridactyia , Saund. P. Z. S. 1878, p. 103: Dresser, B. 
Eur. viii. p. 447, pi. 008. 
a Britain (H. E. Strickland) 1830. ■ — b Dorsetshire (F. 0. 
Morris ) 1833. — c $ Orkney, August (II. E. Strickland) 1837. 
— d found dead near Apperley Court, March 1849. 
Larus. 
Larus , Linnaeus, Syst. Nat. i. p. 224 (1700). 
3017. Larus glaucus. 
Larus glaucus, Fabr. Faun. Grcenl. p. 100: Saund, P. Z. S. 
1870, p. 105: Dresser, B. Eur. viii. p. 433, pi. 005. 
a Yorkshire ( Arthur Strickland) 1830. 
3018. Larus leucopterus. 
Larus leucopterus, Faber, Prodr. Isl. Orn. p. 91: Saund. 
P. Z. S. 1878, p. 100: Dresser, B. Eur. viii. p. 439, pi. 000. 
a, — b (N. G. Strickland) 1838. 
A species of the North Atlantic and North Pacific Oceans. 
3019. Larus argentatus. 
Larus argentatus, Gm. Syst. Nat. i. p. 000: Saund. P. Z. S. 
1878, p. 107: Dresser, B. Eur. viii. p. 399, pi. 002. 
a , — b Yorkshire (Arthur Strickland) 1830. 
3020 . Larus cacMnnans. 
Larus cachinnans, Pall, Zoogr. Rosso-As. ii. p. 318: Saund. 
P. Z. S. 1878, p. 109. 
Larus leucophceus, Bruch, J. f. Orn. 1853, p. 101 (ex Licht.) : 
Dresser, B. Eur. viii. p. 411, pi. 602, 
Larus argentatus , Strickl. P. Z. S. 1836, p. 101. 
a Constantinople, March (H. E. Strickland) 1830. * — b Madras 
(T. C. Jerdon) 1845? 
3021. Larus fuscus. 
Larus fuscus, Linn. Syst. Nat. i. p. 225: Saund. P. Z. S» 
1878, p. 173: Dresser, B. Eur. viii. p. 421, pi. 003. 
a Orkney, August (H. E. Strickland) 1837. —6, — o Britain 
(N. G. Strickland) 1838. 
