ORDER XV.— GAYLE. 
FAMILY.— LARIDAU. 
SUBFAMILY. — STERCQRARIINYE. 
Stercorarius. 
Stercorarius, Brisson, Orn. vi. p. 149 (1760). 
3014. Stercorarius pomatorhinus, 
Lestris pomarinus, Temm. Man. d’Orn, p, 514. 
Stercorarius pomatorhinus, Saund. P. Z, S. 1876, p. 324: 
Dresser, B. Eur. viii. p. 463, pi. 610. 
a Oxfordshire, 24 October (A G. Strickland) 1834. 
3015. Stercorarius crepidatus, 
Lams crepidatus, Banks in Cook’s Voy. ii. p. 15 (Hawkes- 
worth’s Ed.) : Gm. Syst. Nat. i. p. 602. 
Stercorarius crepidatus, Saund. P. Z. S. 1876, p. 326: Dres- 
ser, B. Eur. viii. p. 471, pis. 611, 612. 
Lestris richardsoni, Sw. Faun. Bor.- Am. Birds, p. 433. 
Stercorarius richardsoni, Strickl. Ann. & Mag. N. H. viii. 
p. 395. 
a — b £ Orkney, August ( H . E . Strickland) 1837. — c, 
- — d Britain (A. G. Strickland) 1838. 
SUBFAMILY.— LAPINA. 
Rissa. 
Rissa, Stephens in Shaw’s Gen. Zool. xiii. pt. 1, p. 180 
(1825). 
3016. Rissa tridactyla. 
Larus tridactylus, Linn. Syst. Nat. i. p. 224. 
