new or little-known Tipulide. 309 
Mesonotal ‘prescutum bright yellowish cinnamon- 
coloured, darker laterally ; remainder of the mesonotum 
dark brown. Pleura dark, with a broad longitudinal 
stripe of blue-grey, produced by a heavy bloom that covers 
most of the pleura. Halteres short, pale brown, the knobs 
darker brown. Legs with the coxe obscure brownish yellow, 
the bases darker; trochanters whitish ; femora testaceous, 
the tibize and tarsi whitish ; only the terminal tarsal segment 
is darkened ; claws small and apparently simple. Wings 
with a brownish-grey suffusion, in the anal cells nearly 
hyaline ; a large hyaline area in cells R;, Mz, and the base 
of M;; stigma small, short-oval, pale brown ; veins brown. 
Venation: Se long, Sc; ending at about two-thirds the 
length of the sector, Sc, at the tip of Se,; Rs long, slightly 
angulated at origin ; 7 at tip of /;, bisecting the stigma, the 
tip of R, and x pale ; deflection of R,,;arcuated, about equal 
to the basal deflection of Cu,; cell 1s¢ M, open by the 
atrophy of m; Cu, plus M; about equal to the free tip of 
Cu, alone ; Cu, shorter than the deflection of Cu. 
Abdomen dark brown, the sternites a very little paler. 
Ovipositor with the valves yellowish horn-colour, very short 
and straight. 
Hab. West Africa. 
Holotype, ° , Efulan, Cameroun, May 6, 1920 (J. A. Reis). 
*« Resting on a tree-trunk, near a stream,” 
Dicranomyia venustipennis, sp. n. 
Antenne black, the flagellar segments with long, unilater- 
ally arranged, verticils ; general coloration of mesonotum 
dark brown; pleura obscure yellow, the mesepisternum 
dark brown; halteres black ; wings hyaline, greyish in the 
posterior and anal cells, beautifully variegated with yellow 
and brown; radial and medial veins near the wing-tip 
conspicuously seamed with dark brown; a conspicuous 
yellowish longitudinal stripe in cells R and Ist R, ; Rs very 
long, angulated and spurred at origin ; abdomen brown, the 
intermediate segments banded posteriorly with yellowish. 
Male.—Length 6°8 mm. ; wing 6°5-6°6 mm. 
Rostrum and palpi dark brown. Antenne with 14 seg- 
ments, black ; second scapal segment nearly globular; basal 
flagellar segments subglobular, thence gradually passing 
from short-cylindrical to elongate-oval, the terminal segment 
very elongate-fusiform, about as long as the penuliimate 
and antepenultimate taken together ; each flagellar segment 
is provided with several short bristles and one very long 
