456 



LIST OF DIPTEEA. 



A. Thorax qiiadrivittatus. ... - Scheno, Walk. 



B, Thorax triviiUitus. dilulus, Walk. 



202. Dastpogon Scheno. 

 DasypogoD Scheno, Cat. of Diptera, 2, 312. 



203. Dasvpogon dilutus. 



Dasypogon dilulus, Diptera Saundeniana, Pt. 2, 98, 

 Cape. 



Sub-{iroup 2. 



Forks of the cubital vein a little nearer than the end of the dis- 

 cal areolet to the lip of the wing : fore fork slightly undulating ; 

 hind fork straight ; first and second extenio-medial veins straight ; 

 tliini joining the fourth at some di-<tauce from the border; subanal 

 almost joining the anal on the border. 



204. Dasypogon Antigenes. 

 Dasypogon Antigenes, Cat. of Diptera, 2, 312. 



Group 3. 



Corpus elongatum, fere nudum. Caput thorace paullo angus- 

 tius. Facies plana. Anlennariim articnhis 3us clavalus, lo et 2o 

 conjuncliui vix brevier. Abdomen louunlosum. Pedes robusti, 

 setosi. 



Forks of the cubital vein slightly curved from each other, their 

 base opposite the end of the discal areolet. First cxterno-medial 

 exlrenicly curved near its base, more than twice further at its end 

 fnmi the second c.xtemo-nK'dial than from the hind fork of the 

 cubital ; second and fourth proceeding nearly straight to the border ; 

 ihird undulating hindward and joining the fourth at a considerable 

 distance from the border. Subanal joining the anal on the border. 



