732 LIST OF DtPTEEA. 



Cubital vein forked at very much beyond half its length ; forks 

 slightly undulating. First externo-medial vein much curved near 

 its base; second straight; third slightly curved, forming an obtuse 

 angle with the preebrachial, joining the fourth far from the border. 

 Subanal joining the anal at some distance from the border. 



Asilus Sydneensis, Macq. A. Alcetus, Walk. 



Group 5. 



Mas. Corpus parvum. Caput suhtus pilosum. Facies con- 

 vexa. Mystax magnus, densus, ad antennas ascendens. Proboscis 

 brevis, lanceolata. Antennarum articulus lus 2o duplo longior; 

 3us lanceoiatus, lo multo longior; arista valida, 3o multo brevior. 

 Thoracis dorsum densissime hirtum. Abdomen sublineare, thorace 

 vix duplo longius, alas non superans. Sexualia parva. Pedes 

 validi, spinosi ; antici hirti. 



Radial vein slightly undulating towards the tip. Cubital 

 forked at much beyond half its length ; forks hardly undulating. 

 First and second externo-medial veins nearly straight; third hardly 

 curved, (brining an obtuse angle with the prsebrachial, joining the 

 fourth very far from the border. Subaual joining the anal near the 

 border. 



Asilus rudis, Walk. 



Group 6. 



Corpus magnum. Caput subtus densissime pilosum. Facies 

 convexa. Mystax densissime setosus. Proboscis robusta, lanceo- 

 lata. Antennarum articulus Ins 2o longior; 3us longi-lanceolatus, 

 lo multo longior ; arista 3o aequalis. Thoracis latera et scutellum 

 setosa. Abdomen oblanceolatum, pilosum, apicem versus fere 

 nudum, tborace fere duplo longius, alas non superans. Sexualia 

 parva ; forceps crassus, arcuatus. Pedes robusti, hirti, spinosi. 



Radial vein joining the subcostal at far from the tip of the 

 latter. Cubital forked at very much beyond half its length ; fore 

 fork nearly straight ; hind fork slightly undulating. First externo- 

 medial vein much curved at its base ; second nearly straight ; third 

 much curved, forming an obtuse angle with the prasbrachial, joining 

 the fourth far from the border. Subanal joining the anal far from 

 the border. 



Asilus Malleolus, Walk. 



Group 7. 



Mas. Corpus parvum, gracile, longiusculum, fere nudum. 

 Caput subtus pilosum. Facies fere plana. Mystax parce setosus. 



