LEPTOMORPHUS. 47 



tales ; intermedius anticiis, minor. Proboscis elongata, sub liecLore 

 irijlexa, profiaide bifida, lahiis elongatis. Palpi exserti, distincte 4- 

 articidati. Autcnnre 17-articulatic, pon-ecta% subcorapresssc ; arti- 

 culus primus cyathiformis ; secuudus cupuliformis ; tertius et se- 

 quentes cylindrici; septimus-decimus minimus. Thorax ellipticus, 

 convexus. Scutellum parvum, semilunatum. Alse obtusse, pubes- 

 centes, incumbentes, paralleke. Abdomen cylindricum, segmentis 8. 

 Pedes sat longi ; coxae elongatte ; femora valida, nuda ; tibiai apicc 

 calcaratEe, posteriores lateribus spinulosfc. 



Body long-. Head nearly oval, depressed in front. Vertex convex. 

 Front broad. Eyes oblong, emarginated on tlie inner side. Ocelli 

 three, the middle one in front, smaller than the other two. Mouth 

 produced into a sJtort rostrtim. Proboscis very lowj, bent under tJie pec- 

 tus, deeply bijid, with elongate lips. Palpi porrect, with four distinct 

 joints; first joint small; second longer than the third; fourth as long 

 as the third. Antennte seventecn-jointed, porrect, curved ; first joint 

 cyatliiform ; second elongate-cyathiform ; tliird and following joints 

 cylindrical, pubescent, approximate ; seventeenth very small, nearly 

 conical. Thorax elliptical, convex. Scutellum small, semilunate. 

 Metathorax convex. Wings obtuse, minutely pubescent, parallel in 

 repose ; subcostal vein very short ; radial ending at nuich beyond half 

 the length of tlie wing; cubital forked, its fore fork ending much 

 nearer to the radial vein than to the tip of the second fork, which ends 

 at a little in front of the tip of the wing; subapical forked near its 

 base, its fore fork ending at a little behind the tip of the wing ; sub- 

 anal forked much nearer to the base of the wing, its fore fork con- 

 nected by a transverse veinlet with the cubital betbre the fork of the 

 subapical ; anal and axillary veins short. Abdomen cylindrical, with 

 eight segments. Legs rather long ; coxaj elongated ; femora, especially 

 the hind pair, stout, bare; tibiae armed with spurs at the tips; hind 

 tibiae with mniute lateral spines. Male. Abdomen cylindrical ; tip 

 obtuse, with small forceps. Fern. Abdomen subfusiform, acuminated 

 at the tip. 



1. flavum, Winn. Ent. Zeit. Stett. vii. 17 (184C). Mas et Fcem. 

 flavum, proboscide, palpis antennisque fuscescentibus, thorace nigro- 

 hirto, vittis tribus pallide flavo-fuscis, alis flavescentibus, halteribus 

 pedibusque albidis, abdomine llavido, apice nigro, tibiis pallide fuscis, 

 tarsis obscui'e fuscis ; Mas, abdominis segmentis intermediis fuscis ; 

 Fcem. abdominis segmentis intermediis nigro-marginatis. Long. 2-2-|; 

 alar. 4-5 lin. 



Male and Fern. Yellow. Proboscis, palpi, and antennae brown. 

 Thorax with three pale indistinct yellowish-brown stripes, clothed with 

 black hairs. Wings yellowish. Halteres whitish. Legs whitish ; 

 tibia) pale brown; tarsi dark brown. i]fale. Abdomen brown; first 

 and second segments yellow ; sixth, seventh, and eighth black. Fern. 

 Abdomen dingy pale yellow; third, fourth, and fifth segments with 

 black sutures ; seventh and eighth black. 



