PLATYPALPUS. 129 



24. mundus, Wlk. e. m. iv. 228 (1837). Niger, palpis flavis, 

 alis lirapidis, pedlhus fnlvis, femoribiis posterioribus nir/ris, tarsis apice 

 fiiscis. Long. 1\ ; alar. 2 liu. 



Black, shilling. Proboscis rather long, Palpi yellow. Thii'd joint 

 of the antennae short-conical, broader but not longer than the first and 

 the second; fourth longer than all the preceding joints. Wings colour- 

 less ; veins brown, tawny towards the base ; second longitudinal vein 

 almost straight ; third and fourth nearly parallel. Halteres pale yellow. 

 Legs tmoiy ; posterior femora black ; middle femora thick ; midtlle 

 tibiae curved ; tips of the tarsi pale brown. 



Rare, In the collection of the Eiit. Club. (E.) 



25. luteus, Mq. ; Fin. d. s. emp. 10. 10 (1815); Mg. ; Mq. ; 

 Ztt. Luteus vel ferrugiueus, antennis fuscis basi flavis, alls limpidis, 

 venls 7iigris, pedibus fidvis, tarsorura articulis apice obscurioribus. 

 Long. H-2; alar. 3-4i lin. 



Luteous or ferruginous, stout, smooth, shining. Head yellow. 

 Proboscis luteous. Palpi yellow. Antennae brown ; iirst and second 

 joints yellow ; thii'd conical, a little longer than the first and the se- 

 cond; fourth black, pubescent, much longer than all the preceding joints. 

 Wings colourless; veitis black, tawny towards the base. Halteres 

 tawny. Legs tawny ; tips of the joints of the tarsi darker; middle 

 femora thick ; middle tibiae curved. 



Generally distributed. (E. S. I.) 



26. glaber, Mg. zw. iii. 89. 52 (1822); Ztt.? Luteus, capite 

 cano, antennis fuscis basi flavis, alls limpidis, venis fulvis, pedibus 

 flavis. Long. 1^; alar. 3 lin. 



Pale luteous, smooth, shining. Head hoary. Proboscis tawny, with 

 a black tip. Palpi whitish. Antennae brown ; first and second joints 

 pale yellow ; third conical, a little longer than the first and the second ; 

 fourth pubescent, a little longer than the third. Wings colourless; 

 veins tawny; third and fom'th longitudinal veins parallel. Halteres 

 yellow. Legs yellow ; tips of the tarsi black ; middle femora a little 

 thickened ; middle tibiae slightly curved. This species does not quite 

 agi'ee with Zetterstedt's P. glaber, whose middle femora are described 

 as being very thick. 



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



27. pectoralis, Fin. d. s. emp. 9. 8 (1815); Ztt. — gilvipes, Mg. 

 Luteus, capite cinereo, antennis nigris, thorace nigro-vittato, alis su6- 

 cinereis, stigmate nigro, abdomine fusco vel nigro subtus nonnunquam 



fulvo, pedibus fulvis. Long. \\-\^; alar. 3-3| lin. 



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

 whitish. Antennae black; tliird joint conical, as long as the first and 

 the second ; fourth pubescent, as long as all the preceding joints. 

 Thorax with a black stripe. Wings slightly grey ; stigma black, long 

 and narrow; veins black, tawny towards the base. Halteres tawny. 



VOL. I. s 



