1 86 AA^ A ceo UNT OF BRITISH FLIES. 



C. niini/nns, Mg. 

 Deep black. Veins of wings all white; halteres white. Legs 

 slightly pubescent, and deep shiny black. Length, h. to f lin. 



Genus. — Tany tarsus, V. d. Wulp. 

 Wings hairy; cubital vein straight, or almost straight, ending near 

 the end of costal ; first joint of the anterior tarsi longer than the 

 tibias. Forceps of $ slender. 



T.punctipes, Wied. 



Black, with green abdomen. Wings milk-white, with pale veins. 

 Legs reddish-brown, often very pale and transparent. Antennae 

 brown; halteres green. Length, i\ to 2 lin. An abundant 

 autumnal species. 



T. tejiiiis, Mg. 



Thorax green, with three dark gray stripes ; rest dark brown to 

 black. Veins of the wings testaceous. Halteres white. Legs and 

 antennae and head tawny. Length, i| to 2 lin. 



T.flavipes, Mg. 



Shining black ; head and antenna dark brown. Wings whitish. 

 Veins pale, reddish-brown towards the costa. Halteres white, with 

 black knob. /Interior legs tawny, and dark brown towards the apex 

 of joints ; mesothoracic legs the same ; metathoracic pair black ; 

 femora partly tawny. Length, li- to 2 lin. A fairly abundant 

 species in summer and autumn. 



The following are also probably British : 



T. icterictis, Wlk. 



r Testaceous. Wings pubescent, nearly limpid ; 

 ...- veins and halteres whitish. Legs pale tes- 



\ taceous. Length, i lin. ( '^ ). 



j' Brownish-black. Thorax testaceous, with three 

 T fi I ^11 f M ' black stripes- First, second, and third veins 



i.jiac>eua[2is, i\ig - brown, rest testaceous. Legs dark testaceous. 



i. Length, 2 lin. 



[ Dark green. Thorax with three black stripes. 

 T. ^usio, Mg. ... ..." Legs pale dull testaceous green. Length, 



[ 15 lin. (c?) 



i' Black. Thorax gray, with three black dorsal 

 stripes. Wings pubescent ; tirst, second, and 

 third veins testaceous. Abdomen pubescent. 

 J . I'/itcu^, i\i^. ... ...-j Legs brown, long, slender, minutely pubescent ; 



tarsi and tips of femora and tibice black. 

 V Common. Appears m April. Length, 3 lin. 

 [Testaceous. Thorax with three brown stripes. 

 T lilT M 0\ ' Wings pubescent; veins brown. Abdomen 



^^^ ' ^^S- iO -| green, hind borders of segments brown towards 



1 



the tip. Length, 2 lin. 



