316 TIPULID^. 



stigma ; radial connected vvitli the subcostal by a transverse veinlet at 

 the tip of the stigma ; cubital connected with the third externo-medial 

 by a transverse veinlet ; the angle of the latter emits the first externo- 

 medial, which is forked before one-third of its length, and its fore fork 

 is again divided at two-thirds of the length ; thiixl externo-medial con- 

 nected with the subanal by an oblique veinlet, which is nearer than the 

 veinlet in front to the tip of the wing; subanal vein and anal vein 

 complete. No discal areolet. Halteres long. Abdomen with eight 

 segments, slender. Legs long, slender, unarmed ; femora and tibiaj of 

 nearly equal length ; tarsi very long, almost twice the length of the 

 tibise. Male. Antennae rather longer than the head and the thorax, 

 Feni. Antennfe rather shorter. 



The only known species of this genus may be at once distin- 

 guished from all the other British Tipnlida, by its long and very 

 slender white tarsi. 



1. Chirothecata, Scop. Ent. Cam. {Yl^^).—alhipes, Miill. Prodr. 

 (1776).— 6;?/Zt7co/«, Curt.! B.E. 63; Meig.; Stseg. ; Eoss.(V.); Loew; 

 Zett; Testacea, vertice antennis thoracisque disco fuscis, alls subci- 

 nereis, abdomine fusco, tarsis albis. Long. 5 ; alar. 11 lin. 



Testaceous. Vertex and disc of the thorax brown. Antenupe bi'own, 

 testaceous at the base. Scutellum and sutures in front of it testaceous. 

 Wings greyish ; stigma dark brown ; veins black, tawny towards the 

 base. Halteres testaceous, with brownish knobs. Abdomen brown, 

 testaceous at the tips. Legs dull testaceous ; tarsi white towards the 

 tips. 



Inhabits shady woods, where it rests on the trunks of trees, 

 (E. S. I.) 



Genus XIV. NEPHROTOMA. 



Nephrotoma, Meig. Zw. i. 202 (1818) ; Mcq. ; Staeg. ; Zett. T'qmla p., 

 F.; Gmel.; Latr. 



Corpus mediocre, elongatum, cylindricum, glabriculum. Caput rotiin- 

 datum. Frons antice prominula. Oculi remoti. Proboscis bre- 

 viuscula, crassiuscula, cylindrica, apice superne acuta. Palpi 4-arti- 

 culati, incurvi, subcylindrici ; articuli primus, secundus, et tertius 

 subfequales ; quartus longior et pauUo angustior. Antenna? pilosa) ; 

 ai'ticuli primus et tertius subcylindrici ; secundus cyathiformis. Pro- 

 thorax distinctus. Thorax ellipticus, convcxus. Scutellum parvum. 

 Alaj lanccolatiB, divaricate, apice rotundattc. Pedes longi, tcnucs, 

 subnudi, inermcs ; tibiai calcaribus brevissimis. Mas. Antennro 19- 

 articulata?, arcuatim porrect;io, thorace longiores ; articulus primus 

 modice longus, ai)icc nonnihil incrassatus ; secundus brcvissinuis ; 

 tertius elongatus ; quartus et sequcntes subtus medio cxcisi ; uUimi 



