130 EMPLOY. 



Abdomen brown or black, sometimes tawny beneath. Legs tawny ; tips 

 of the tarsi black ; middle femora thick ; middle tibiae curved. 

 Generally distributed. (E. I.) 



28. stramineipes, Ztt. d. s. i. 296. 29 (1842). pectoralis, Mg. ; 

 Mq. Luteus, capite cinereo, antennis nigris, thorace nigro-vittato, alls 

 limpidis, stigmate flavo, abdomine nigro, pedibus fulvis. Long, li; 

 alar. 3 lin. 



Luteous, smooth, shining. Head grey. Proboscis black. Palpi 

 whitish. Antennae black ; third joint conical, a little shorter than the 

 first and the second ; fourth pubescent, longer than all the preceding. 

 Thorax with a black stripe. Wings colourless ; stigma yellow, long and 

 narrow ; veins black, tawny towards the base. Halteres tawny. Ab- 

 domen black, sometimes tawny towards the tip. Legs tawny ; tips of 

 the tarsi brown ; middle femora thick ; middle tibiae curved. 



Not rare. (E. I.) 



29. flavipennis, n. Luteus, capite cano antice argenteo, an- 

 tennis fuscis basi fulvis, alts jlavescentibus, pedibus fulvis. Long. 1^ ; 

 alar. 3 lin. 



Luteous. Head hoary, silvery-white in front. Proboscis tawny, 

 with a black tip. Palpi pale yellow. Antenna* brown; first and 

 second joints tawny ; third conical, as long as the first and the second ; 

 fourth black, pubescent, longer than all the preceding. Wings yellowish, 

 especially along the fore borders ; veins and halteres yellow ; third and 

 fourth longitudinal veins parallel. Legs tawny ; tips of the tarsi black ; 

 middle femora thick ; middle tibiae curved. 



Rare. In the collection of the Ent. Club. (E.) 



30. pulchellus, n. Luteus, antennis nigris basi fulvis, thorace 

 nigro-vittato, alis sublimpidis, abdomine nigro cano-quadrivittato, pedibus 

 fulvis. Long. H ; alar. 2^ lin. 



Luteous. Head and proboscis black. Palpi whitish. Antennae 

 black ; first and second joints dark tawny ; third conical, as long as 

 the first and the second ; fourth very much longer than all the pre- 

 ceding joints. Thorax with a broad black stripe on the back, partly 

 black beneath. Wings nearly colourless ; veins brown, pale yellow to- 

 wards the base ; fourth longitudinal vein very slightly inclined towards 

 the third. Halteres yellowish- white. Abdomen black, with four broad 

 hoary bands. Legs pale tawny ; tips of the tarsi brown ; middle femora 

 thick ; middle tibiae curved ; fore femora rather slender. 



Rare. In the collection of the Ent. Club. (E.) 



31. formalis, n. Fulvus, antennis apice nigris, alis limpidissimis, 

 pedibus favis. Long. IT ; alar. 3 lin. 



Tawny, slender. Proboscis with a black tip. Palpi pale yellow. 

 Antennas tawny ; third joint brown towards the tip, as long as the 

 first and the second ; fourth black, pubescent, as long as all the pre- 



