l'LKCOl'T HR A . 
26 “ 
Hab. Centr. China, Chusan 1. (J. J . Walker, Culpin), 
4 <$, Chekiang (Pryer), 1 $, Ningpo {Leech), 3 <$, 4 $ type. 
Exp. 26-28 millim. 
Plecoptera atristipata, n. sp. 
$. Head, thorax, and abdomen purple-grey tinged with 
purplish red and irrorated with black ; tarsi black ringed 
with whitish. Fore wing purple-grey tinged with purplish- 
red except on terminal area and irrorated with black ; 
subbasal line blackish, waved, from costa to submedian 
fold ; antemedial line blackish, waved, rather oblique ; a 
small black discoidal spot ; a faint dark medial line, excurved 
just beyond the cell, then oblique and sinuous ; an indistinct 
dark postmedial line, excurved below costa and at middle 
and incurved at discal fold and between veins 3 and 1 ; 
subterminal line faint, pale defined on inner side by purplish 
red suffusion, excurved below vein 7 and at middle ; a terminal 
series of blackish points. Hind wing tinged with red-brown 
and thickly irrorated with dark brown, the base whitish ; 
an indistinct diffused oblique brown medial line ; an in- 
distinct diffused curved brown postmedial line ; a slight 
dark terminal line ; cilia tinged with purplish red at tips. 
Underside purplish grey thickly irrorated with dark brown ; 
both wings with faint diffused curved brown medial line 
and more distinct postmedial line. 
Hab. Br. C. Africa, Mlanje, Luchenya R. ( Neave ), 1 9 
type. Exp. 42 millim. 
Plecoptera mesostriga, n. sp. 
$. Head, thorax, and abdomen glossy purplish grey tinged 
with brown ; antennae black-brown ; the upper part of 
frons and palpi except at base dark brown ; fore and mid 
legs dark brown ; the tibiae at extremities and tarsi ringed 
with white. Fore wing glossy blue-grey tinged with brown, 
the terminal area dark brown ; antemedial line black-brown 
and incurved towards costa, then faint and excurved ; a 
V-shaped black-brown discodial spot with some rufous scales 
at middle, two black- brown bars above it from costa and a 
short streak below it beyond lower angle of cell ; postmedial 
line hardly traceable, excurved below costa and at middle, 
incurved at discal fold and below vein 4 ; subterminal line 
blue-grey, dentate ; a terminal series of black points. Hind 
wing greyish suffused with brown, the terminal area rather 
darker. Underside grey tinged with brown. 
Hab. N. Nigeria, Minna {Macfie), 1 $ type. Exp. 32 
millim. 
