LIST OF DIPTERA. 749 



Radial as usual. Cubital vein forked at a little before half its 

 length ; forks very near each other for one-third of the length from 

 the base, after which the hind fork diverges, but again approaches 

 the fore fork near their tips ; fore fork angular at its base. First 

 externo-medial vein slightly curved near its base; second straight ; 

 third slightly curved, forming a slightly obtuse angle with the prae- 

 brachial, joining the fourth at rather far from tbe border. Subanal 

 joining tbe anal rather far from the border. 



Asilus Corythus, Walk. 



Group 14. 



Fcem. Corpus parvum, parce hirtum. Caput subtus dense 

 pilosum. Facies convexa. Mystax dense pilosus, mediocris. 

 Proboscis lanceolata. Anteunarum articulus lus 2o plus duplo 

 longior ; 3us lanceolatus, lo non longior ; arista 3o brevior. Tho- 

 racis latera setosa. 



Abdomen oblanceolatum, thorace duplo longius, apicem ver- 

 sus compressum. Pedes sat graciles, parce setosi, non hirti. Cu- 

 bital vein forked at much beyond half its length ; fore fork almost 

 straight ; hind fork slightly undulating. Externo-medial veins 

 nearly straight ; third forming an obtuse angle with the praebra- 

 chial, joining the fourth far from the border. Subanal joining 

 the anal very near the border. 



Asilus Ochesius, Walk. 



Group 15. 



Fcem. Corpus vix mediocre, fere nudum. Caput sublus dense 

 pilosum. Facies apud epistoma subconvexa. Mystax setis paucis. 

 Proboscis brevis, lanceolata. Antennarum articulus lus 2o fere 

 duplo longior ; 3us longiconicus, lo aqualis ; arista 3o non longior. 

 Thoracis latera et scutellum parce setosa. Abdomen oblanceolatum, 

 thorace duplo longius, alas non superans, apice compresso laevi 

 nitido. Pedes sat graciles, parce spinosi, vix hirti. 



Radial vein as usual. Cubital vein forked at much beyond 

 half its length ; forks slightly undulating. First and second 

 externo-medial veins straight ; third hardly curved, forming an ob- 

 tuse angle with the praebracbial, joining the fourth far from the 

 border. Subanal joiuing the anal near the border. 



Asilus Coras, Walk. 



3t 2 



