THE CHIRONOMID/, 179 
C. prasinatus, Staeg. 
Green ; thorax with three black stripes. Legs pale and testaceous ; 
antennz brown in ¢@; head black; halteres white; wings having 
upper veins testaceous, rest white. Length, 1 to 14 lin. 
C. tentans, F. = C. vernalis, Mg. 
Green; the thorax having three black stripes; the abdomen 
green with black bands, which often reach the posterior borders of 
the segments, only a small spot of green being seen on each side. 
Legs pale green, tips of tibize and tarsi black. Wings with testaceous 
upper veins and black discal transverse veinlet, Antenne brown in 
& ; testaceous in 2, occasionally black at the tip. A large species, 
often reaching 4 lin. in length. 
C. dorsalis, Mg. 
A pale green species. Thorax with three luteous stripes; meta- 
thorax brown. Abdomen with brown bands, green on the hind 
borders of the segments. Legs slender, pale green, tips of tibiz, 
tarsi and femora dark. Wings have the veins near the costa, 
testaceous, also the discal transverse veinlet. Length, 34 to 4 lin. 
C. rufipes, L. = C. pulcher, Zett., bifasciatus, Mg. 
Black and shiny, more heavily built than most Chironomi. 
Abdomen hairy, with a reddish band on each segment. Wings with 
a broad brown band a little before the centre. The costal, first and 
second longitudinal veins testaceous, remainder white. Legs stout, 
hairy, testaceous ; tips of joints dark. Length, 3 to 34 lin. 
C. chloris, Mg. 
Dark greenish-black ; head black, thorax with three black stripes, 
breast hoary; abdomen olive green, darker towards the anterior 
borders. Legs testaceous, joints with black tips. Length, 2 
to 24 lin. 
C. dispar, Mg.= C. luctdus, Zett. 
Shining black; abdomen brownish, with very shiny hairs and 
sometimes a reddish-yellow marking at the side ; anal segment smaller 
and shorter than the preceding; head black. Legs testaceous, 
long and slender, femora brown, also tips of tibiz and tarsi. 
Antennz brown in 4, yellowin 9. Length, 3 lin. 
C. pedellus, Drg. = Tipula littoralis, L., T: cantans, F. 
Shining black; abdomen bright green, black at the tip and 
I2-——-2 
