126 EMPID^. 



13. infascatus, Mq. ; Mg. d. iii. 84. 39 (1822) ; Mq. Cinereus, 

 capite cano aiitice albo, anfennis nigris hasi fulvis, alis ftisco-cinereis 

 ad costam flavis, abdomine nigro, pedibus fulvis, tarsorum articulis 

 apice nigris. Long. 1-1 i ; alar. 2^-3 lin. 



Cinereous. Head hoary, stining white in front, clothed with white 

 hairs behind. Palpi yellow. Antenna black ; first and second joints 

 tawny ; third tapering, much longer than the first and the second ; 

 fourth much longer than the third. Wings hrownisli-grey , yellow along 

 the fore border for tico-tliirds of the length from the base ; veins black, 

 yellow along the fore border. Halteres yellowish-white. Abdomen 

 black, shilling. Legs tawny ; tips of the joints of the tarsi black ; 

 middle femora thick ; middle tibicB curved. 



Generally distributed. (E.) 



14. varius, n. Cinereus, capite albo, palpis flavo-albis, antennis 

 nigris hasi flavis, pectore albido, alis limpidis, abdomine fidvo maculis 

 fuscis bivittato, pedibus flavis. Long. If ; alar. 4 lin. 



Hoaiy. Head white. Palpi yellowish-white. Antenna black ; first 

 and second joints yellow ; third tapering, much longer than the first 

 and the second ; fourth as long as all the preceding. Thorax beset 

 with a few yellow bristles, whitish beneath. Wings colourless ; veins 

 pale yeUow ; fourth longitudinal vein much curved towards the third. 

 Halteres yeUowish-white. Abdomen tatony, loith 2 rows of brown spots, 

 which are sometimes united and cover the ichole back. Legs yellow ; 

 middle femora thick ; middle tibiae slightly curved ; fore femora a little 

 tliicker than the hind femora. 



Not commou. In the collection of the Entomological Club. (E.) 



15. fascipes, Mg. zw. iii, 78. 22 (1822). Cinereus, antennis 

 nigris, alis limpidis, abdomine nigro, pedibus flavis, femorihis inter- 

 mediis fusco-cinctis, femorihis posticis fulvo-cinctls, tibiis apice non- 

 nunquam fulvis, tarsorum articulis apice nigris. Long, li; alar. 

 3ilin. 



Grey. Palpi yellow. Antenna black ; third joint lanceolate, longer 

 than the first and the second ; fourth as long as the third. Wings 

 colourless ; veins brown, yellow towards the base ; fourth longitudinal 

 vein very slightly curved towards the third. Halteres yellow. Abdo- 

 men black, shining. Legs yellow ; a broad broion band on each of the 

 very thick middle femora, and a narrow taiony band on each of the hind 

 femora ; fore femora thick ; tips of the tibiae sometimes tawny ; middle 

 tibiae curved ; tips of the joints of the tarsi black. 



Generally distributed. (E.) 



16. fasciatus, Mg.l zw. iii. 86. 43. pi. 23. f. 22 (1822). Cer- 

 vinus, capite cano antice albo, antennis nigris basi fulvis, alis limpidis, 

 abdomine cinereo nigtv-fasciato, pedibus fulvis, tarsorum articulis apice 

 fuscis. Long. 2 ; alar. 4 lin. 



Fawn-colour. Head hoary, shining white in front, clothed with 



