Neuropterous Fauna of Japan. 177 
pale yellow, as is also the whole of the breast, the dark 
dorsal and pale pectoral colours of the thoracic segments 
very sharply defined when the insect is viewed laterally. 
Legs concolorous with the breast, with black spines; all 
the tarsi dark brown or blackish, and there is sometimes 
a fuscous line on the posterior tibiz internally: spurs 
rather longer than the first tarsal jomt. Abdomen grey- 
ish-brown, paler beneath, clothed with pale-brownish or 
yellowish hairs. Wings vitreous, nearly colourless, but 
very highly iridescent; pterostigma whitish; neuration 
fine, pale, with short blackish ciliations: anterior pair 
rather broad, considerably dilated beyond the middle, but 
in a gradual manner, the extreme apex sub-acute; pos- 
terior pair narrower, scarcely shorter, the apex much 
more slender and acute. 
Length of body 32—35 mm.; expanse 81—90 mm. 
Greatest breadth of anterior wing 12—13 mm., of poste- 
rior wing 10—11 mm. 
In De Selys’ collection and my own; also in Wor- 
mald’s (Yokohama, Pryer), and in the Leyden Museum 
(Von Stebold). 
ASCALAPHID/. 
AscALAPHUS, Fab. (restricted). 
A. Ramburi, sp. nov. 
Black; front clothed with greyish hairs, as are also the 
sides of the abdomen, otherwise the clothing is blackish ; 
a yellow crescentiform mark below the basal joint of each 
antenna frontally, and the facial eye-margins broadly 
yellow. Prothorax with a raised yellow spot on each 
side. Meso-thorax with ten yellow spots above, and a 
divided one on each side below the wings. Legs orange- 
yellow; the basal half of the femora, the tibiz at their tips, 
and all the tarsi, deep black. Anterior wings vitreous, 
with black neuration, and a small brown pterostigma; at 
the extreme base the costal and inner margins are pale 
sulphur-yellow, the intermediate portion of the base fus- 
cescent. Posterior wings not much dilated on the lower 
margin; smoky brown, with pale centres to many of the 
cellules, the basal portion shining blackish to the anal 
angle; costal area towards the base pale yellow, with a 
brown pupil in each of the cellules, the sector and its 
