LIST OF DIPTERA. 455 



199. Dasypogon simplicissimus. 



Obscure flavo-cinereus ; fades tola barbata ; alee hyalin<E, venis 

 versus marginem posteriorem hiulto tenuioribus,vence cubitalis 

 ramo postico vena externo-media \a conjuneto. 



Microstylum siiuplicissimuni, Loeiv, Bericht Verhandl. Kon. Preuss. 

 Akad. Wissensch. Berl. 1852, 658, 8. 



Mozambique. 



200. Dasypogon lacteipennis. 



Niger ; abdomen utrinque vitta cinerea ; pedes obscure badii ; alee 

 lactece. 



Dasypogon lacteipennis, Wied. 

 South Africa. 



201. Dasypogon a fee. 



Fcem. Thorax ccesio nigellus, fusco vittatus ; abdomen piceum, 

 incisuris rubidis, marginibus albidis ; pedes rubidi ; alee 

 fuscano plagiatce. 



Dasypogon afer, Wied. » 



South Africa. 



Group 2. 



Corpus longum. Caput et thorax hirta et setosa. Caput tho- 

 race multo angusiius. Facies convexa. Mysiax dense setosus. 

 Autennarum articulus 3us sublinearis, arista longa, articulis lo et 

 2o conjunctim paullo longior. Abdomen pubescens, alls lougius. 

 Pedes validi, setosi. 



Sub-group 1 . 



Forks of the cubital vein much nearer than the end of the dis- 

 cal areolet to the lip of the wing ; fore fork undulating ; hind fork 

 slightly inclined neiir its tip to the first externo-medial, which, like 

 the second, is almost straight ; third externo-medial much inclined 

 to the fourth, but at some distance from it on the border; subanal 

 joining the anal on the border. 



Type D. Scheno. 



2r3 



