68 



LEPTID.E. 



clavate, bristly, recurved, longer than the maxillae. Labium short, 

 thick, composed of 2 large oval lobes with a few hairs or quite 

 bare. Antenna inserted near the middle of the face, porrect, ap- 

 proximate, compressed ; first joint cyathiform ; second transverse, 

 much shorter than the first ; third short, conical ; fourth setiform, 

 long, pubescent, seated on the tip of the third. Thorax ovate-qua- 

 drate ; scutellum semiorbicular. Wings ample, diverging ; anal areolet 

 closed. Alulae small. Halteres long. Legs long and slender, espe- 

 cially the hind pair; tibia3 longer than the femora, with 2 distinct 

 spurs at the tips of the middle pair, and with 2 minute spurs on 

 the hind pair. 



Male. Eyes large, contiguous, composed above of large facets. 

 Abdomen rather short and slender. 



Fern. Eyes smaller, remote ; all the facets small. Abdomen stout, 

 obconical, with a tubuliform tip. 



Moist meadows, marshes, and the leaves of shrubs are the 

 habitation of these insects. 



1. holosericea, Spl. e. c. 998 (1763). aurata, Fb. ; Mg. ; Mq. 

 atrata, Fb. (mas) ; Gml. (mas) ; LI. ; Tin. ; Ztt. ; tomentosa, Fb. 

 (foem.*) cingulata, Dnv.! 465. fig. Antennis nigris, alls subfuscis, pedi- 

 bus fulvis. Mas. Atra, aureo-pilosa, pectore cinereo, femoribus nigris. 

 Fcem. Cinerea, thorace fusco-trivittato, femoribus fuscis. Long. 3-5 ; 

 alar. 6-8 lin. 



Proboscis, palpi, and antennae black ; palpi clothed with black hairs. 

 Wings slightly tinged with broicn ; veins black, pale brown towards the 

 base ; stigma dark brown. Legs tawny, clothed with very short dark 

 tawny hairs. Male. Deep black, thinly clothed with gilded hairs. 

 Thorax dark grey beneath. Halteres black. Tarsi towards the tips 

 and femora black. Fern. Cinereous, thickly clothed with hairs. Thorax 

 with 3 brown stripes, the middle one very slender. Wings often paler 

 than those of the male. Halteres tawny, with black knobs. Femora 

 brown, clothed with gilded hairs ; tips of the tarsi brown. 



Generally distributed. (E. 8. 1.) 



2. aurea, Mg. kl..i. 302. 9 (1803). diadema, Fb.; Mg.; Mq. ; 

 Ztt. ; Ct. ! b. e. 713. longipes, Gf. tipuliformis, Shr. Cinerea, aureo- 

 pilosa, capite cano subtus albo-piloso, antennis nigris, pectore cano, 

 alis limpidis, pedibus fulvis ; Fcem. abdominefulvo-bivittato, apicefulvo- 

 trifasciato. Long. 2-3 ; alar. 4-6 lin. 



Cinereous, clothed with gilded hairs. Head hoary, clothed beneath 

 and behind with white hairs. Proboscis yellow. Palpi dark tawny 

 with brown tips, clothed with white hairs. Antennae black. Thorax 

 hoary beneath. Wings colourless; veins black, yellow towards the 

 base. Halteres yellow. Legs tawny ; tarsi brown towards the tips. 

 Male. Stigma brown. Halteres with brown knobs. Fern. Stigma 

 pale brown or tawny. Knobs of the halteres pale brown. Abdomen 



