532 LIST OF DIPTEKA. 



Group 5. 



Caput valde hirsutum. Facies apud epistoma subconvexa. 

 Mystax raro setosus. Proboscis valida, recta, breviuscula. Anten- 

 narum articulus 3us fusiformis, lo et 2o conjunctim asqualis. Tho- 

 racis et abdominis latera pilosa, setosa. Pedes validi, setosi, 

 pilosissimi ; femora incrassata. 



Head very hairy. Face slightly convex towards the epistoma. 

 Mystax with a few bristles. Proboscis stout, straight, not long. 

 Third joint of the antennae fusiform, as long as the first and the 

 second together. Thorax and abdomen hairy and bristly on each 

 side. Legs stout, bristly, very hairy ; femora very thick, especially 

 the hind pair ; hind tibiae slightly curved. Fore fork of the cubital 

 vein slightly undulating ; hind fork slightly curved, parallel to the 

 first externo-medial ; second externo-medial straight ; third curved, 

 forming a nearly right angle with the prashrachial, and joining the 

 fourth far from the border. Subanal united to the anal very near 

 the border. 



Var. Fore fork of the cubital united near its base to the radial 

 by a transverse veinlet, forming in one wing near its base an angle, 

 which emits a (short branch ; first externo-medial inclining towards 

 the second. 



Laphria erythropyga. 



Group 6. 



Caput, thorax et abdominis latera dense et breviter pilosa. 

 Facies latissima, apud epistoma convexa. Mystax setis plurimis 

 longis. Proboscis apicem versus subarcuata. Antennarum articu- 

 lus 3us ellipticus, latus, lo et 2o conjunctim aaqualis. Abdominis 

 latera subsetosa. Pedes validi, dense pilosi et setosi; femora 

 crassa. 



Head, thorax and sides of the abdomen thickly clothed with 

 short hairs. Face very broad. Mystax on a convex tubercle, with 

 several long bristles. Proboscis slightly curved near the tip. Third 

 joint of the antenna? elliptical, unusually broad, as long as the first 

 and the second together. Abdomen with a few bristles along each 

 side. Legs stout, very hairy and bristly; femora thick. Fore fork 

 of the cubital vein undulating; hind fork curved towards the first 

 externo-medial, and neaily joining it on the border ; second externo- 

 medial straight ; third forming a hardly obtuse angle with the prae- 

 brachial, joining the fourth far from the border. Subanal united to 

 the anal at some distance from the border. 



Laphria laticomis. 



