Description of a new species of 
Nematocera polyneura from Denmark 
with notes concerning some 
other species. 
By 
Peder Nielsen, Silkeborg. 
Dicranomyia nigristigma n. sp. 
3. Antenne black to blackish brown; 1° basal joint rather 
long, 2rdjoint large, globular; joints of the flagellum oval 
or almost oval, all the joints bearing short hairs and some 
longer bristles. Palpi blackish : 
brown; rostrum brown; frons 
and vertex grey. Halteres yellow 
with dark club. Thorax black 
with three indistinct stripes and 
yellowish grey tomentum. Scu- 
tellum brownish grey. Pleura 
with black reflexions and grey- 
ish tomentum. Abdomen yel- 
lowish brown. Genitalia (fig. 1, 
2a.b.) large and swollen, black- Fig. 1. Male genitalia of Di- 
ish brown and with two large "On es > 
black processes (fig. 2 b.), and 
two white membran-like appendages, as seen in the figures. 
Coxe pale yellowish brown, femora and tibia yellowish 
brown with faintly darkened tips; tarsi blackish brown. Wings 
hyaline with dark veins and with large, black and almost 
quadrangular pterostigma. Sc ends close to the origin of 
