British Species of May-flies of Anglers. 5 
scarcely visible, with a pale spot on each side the posterior angle ; inferior 
wings paler except at the tips. 
A single specimen in Scotland. 
25. Vinculum Curt. 
91 lines: superior wings deep fuscous; the stigma a little darker with 
numerous pale dots, and a larger one before the stigma, two opposite on 
the inferior margin and another upen the transverse nervures ; apex of in- 
ferior wings fuscous. 
15. obscurus Curt. 
1] lines; superior wings fuscous ochre; the stigma brown, a pale dot at 
the disc and 2 interrupted transverse lines of dots beyond it; inferior 
wings tipped with fuscous, 
11. Auricula Curt. 
10 lines: superior wings pubescent, dark ochre with a hyaline spot on the 
disc and a larger ear-shaped one covering the transverse nervures ; stigma 
obscure ; tips of the inferior wings pale brown. 
16. ochraceus Curt. 
11 lines: superior wings pale fuscous yellow, freckled with yellowish spots ; 
stigma obscure; inferior wings slightly ochreous at the apex. 
18. bipartitus Curt. 
104 lines: superior wings pale ochreous, very much freckled with brown, 
excepting the costa, the sixth or apical longitudinal nervure forming a 
brown line; apex of inferior wings tinged with ochre. 
19. Consobrinus Curt. 
11 lines: superior wings ferruginous-ochre freckled with brown excepting 
the costa, the posterior angle brown freckled with ochre; apex of inferior 
wings ochreous. 
21. terminalis Curt. 
1] lines. superior wings ferruginous ochre, the inferior portion freckled 
with brown, leaving a large plain suotrigonate spot on the posterior margin ; 
apex of inferior wings pale ochreous. 
22. centralis Curt. 
11 lines: superior wings brown freckled with ochre, the costa entirely 
ochreous, a pale spot onthe disc, a smaller one beyond it, and a large semi- 
orbicular one on the posterior margin; inferior wings ochreous at the 
tips. 
17. incisus Curt. 
10 lines: wings scarcely longer than the body, superior ochreous, the infe- 
rior margin and the nervures freckled with brown, the discoidal cell very 
long; inferior wings deeply notched beneath the apex, which is slightly 
ochreous. ; 
17>. elegans Curt. Brit. Ent. pl. 488. 
26. luridus Curt. 
13 lines : superior wings dirty reddish ochre freckled with paler dots, the 
nervures darker; inferior wings with the apex tinged with the same colour. 
27. nervosus Leach.— Sam. pl. 7. f. 3. 
14 to 15 lines; superior wings ochreous brown, with a pale lunulate whitish 
spot near the centre and a dot at the base of the third marginal cell. 
