356 
EUROPEAN GULLS, 
The following is Brehm’s arrangement of the Euro- 
pean gulls : — 
Gulls. Laridse. — Leach. 
Genus I. 
Rapacious gull, or j ager. Lestris. — Illiger. 
First Division. 
Rap. gulls without acuminated tail. Lestrides rectricibus fere 
sequalibus. 
1 Giant skua. L. cataractes, Illiger and Brehm. 
2 Great skua. L. skua, Brehm. 
Second Division. 
Lestrides rectricibus mediis retorsis. 
1 Lestris spserinros, Brehm. 
Third Division. 
Parasitic rapacious gulls. Lestrides parasiticse. 
1 Boje’s rapacious gull. L. Boje, Brehm. 
2 Schleep’s rap. gull. L. Schleepii, Brehm. 
3 Long. winged rap. gull. L. macropteros, Brehm. 
4 Parasitic gull. L. parasitica, Boje. 
5 Benicke’s rap. gull. L. Benicldi, Brehm. 
6 Rock rap. gull. L. crepidata, Brehm. 
7 Small-billed rap. gull. L. microrhynchos, Brehm. 
Genus II. 
Gull. Larus. — Lin. Boje, and Brehm. 
First Division. 
Black-backed gulls. Lari dorso nigro. 
1 Great gull. L. maximus, Brehm. 
2 Muller’s gull. L. Mulleri, Brehm. 
3 Fabricius’s gull. L. Fabricii, Brehm. 
4 Black-backed gull. L. marinus, Lin. and Brehm. 
Second Division. 
White- winged gulls. Lari leucopteroi. 
1 Ice gull. L. glacialis, Benicke. 
2 Great white- winged gull. L. glaucus, Brunn. 
3 Burgo-master gull. L. consol, Boje. 
4 Small gull. L. minor, Brehm. 
Genus III. 
Darting gull. Laroides. — Brehm. 
First Division. 
Silvery gulls. Lari argentati. 
1 Great silvery gull. L. major, Brehm. 
2 True silvery gull. L. argentatus, Brehm, 
2 Silvery gray gull. L. argenteus, Brehm, 
