476 LIST OF niPTERA. 



275. Dasvpogon virens. 



Foena. Fuscano-flai'idus ; thorax olivaceiis ; alee cinereo-fusca. 



Dasypogou virens, Wicd. Atiss. Zweijl. i. 398, 51. 

 Java. 



276. Dasvpogon arabicos. 



Thorax fasciis nifjrix, linereo limbadx ; abdomen fusco-testaceum, 

 albido maculalum ; alcp. ftiscame, vena cubitalis ramus pos- 

 ticus vena externo-media ante marginem conjunctus ; vena 

 extemo-medicB 3a et 4a connexce. 



Dasvpogon arabicus, Macq. Dipt. Exot. ii. 1, 43, 24. 

 Arabia. 



277. Dastpogon dohsalis. 



Cinerasccns ; scntelhtm album ; abdomen nigrum, seginentis 3o, 5o 

 et 6o maculis trigonis albis ; alee vix flavescenles. 



Dasypogon dorsalis, Wied. Auss. Zweifl. i. 413, 77. 



East Indies. 



Australia. 



Div. 1. Tibife antica;apice calcarats. 



Group 1. 



Corpus elongatum, robustum, vix sctosum. Caput thoracc 

 vix angustius. Facies vix convexa. Mystax setis nonnullis apud 

 epistoma. Antennae longiusculic, filiformes ; arliculus 2us lo paullo 

 brevior ; 3us sublinearis, lo et 2o conjunctim paullo longior; arista 

 vix ulla. Abdomen apice setosum. Pedes robusti, setosi. 



Allied to Mierostglum. Forks of tbe cubital vein sligbtly 

 diverging from each otbcr, their base opposite the end of the discal 

 areolet. First and second externo-medial veins proceeding straight 

 to the border ; first curved forward, when it leaves the discal areolet ; 

 third much inclined to the fourth, but at some little distance from 

 it on the border. Subanal and anal uear each other on the border. 



