730 



LIST OF DIPTERA. 



** Tarsi basi rnfi. ... 

 v. Alae cineieae, apice subfuscescentes. 



B. Pedes ferruginei. - 



C. Femora rul'a. - - - - - 



D. Pedes rufi. - 



E. Pedes testacei ; femora nigro vittata. 



D. Mystax flavus aut albo-flavus. 



A. Pedes nigricantes. - - - 



B. Femora castanea. 



a. Tborax nigro vittatus. - 



b. Thorax fusco vittatus. 



C. Femora rufa aut testacea. 



a. Thorax nigro vittatus. 



a. Thorax castaneus. - 



b. Thorax albidus. ... 



c. Thorax disco nigricante 



b. Thorax fusco vittatus. 



a. Abdomen nigrum, aurato fasciatum. 



b. Abdomen fiavo-fuscum, apice nigrum 



c. Thorax nigro cinereus, vittis tribus rubidis. plicatus. Leach 



E. Mystax albus aut albidus. 



- Sicitus, Walk. 



fraternus, Macq. 



Trachalus, Walk. 



Blasio, Walk. 



inglorius, Macleay. 



Alicis, Walk. 



mutilatus, Walk. 



Sydneensis, Macq. 

 - Hyagnis, Walk. 



rufiventris, Macq. 



Jacksonii, Macq. 



- alligans, Walk. 



caudatus, Fabr. 

 Centho, Walk. 



A. Femora nigro vittata. 



B. Femora non vittata. 



a. Thorax nigro vittatus. 



b. Thorax fusco vittatus. 



c. Thorax non vittatus. 



vittipes, Macq. 



filiferus, Macq. 



planus, Walk. 



Amycla, Walk. 



Group 1. 



Fcem. Corpus parvuiu, gracile, hirtum. Caput subtus dense 

 pilosum. Facies subconvexa. Mystax mediocris, dense setosus. 

 Proboscis sublanceolata. Antennarum articulus lus 2o plus duplo 

 longior; 3us lanceolatus, lo paullo longior ; arista 3o non longior. 

 Thoracis latera setosa. Abdomen sublineare, thorace plus duplo 

 longius, apice nitens compressum, alas paullo superans. Pedes 

 gracillimi, parce spinosi, vix hiiti. 



Radial as usual. Subcostal vein forked at much beyond half 

 the length ; forks nearly straight. First, second and third externo- 

 medial veins nearly straight ; third forming an obtuse angle with 

 the praebrachial, joining the fourth very far from the border. Sub- 

 anal joining the anal on the border. 



Asilus villicatus, Walk. 



