560 LIST OF DIPTERA. 



Xylota dibaphus, n. s. Nigra, pilis fulvis hirta, thoracis margine 

 antico lateribus scutelloque rufis, ventre piceo , pedibus rufis, alls 

 nigro-fuscis. 



Body black, thinly clothed with short tawny hairs : head want- 

 ing : chest dull ; sides and fore part of chest dark red : scutcheon 

 dark red : abdomen shining, nearly oval, longer and a little broader 

 than the chest ; under side pitchy : legs red, clothed with short 

 tawny hairs ; foot-cushions tawny ; tips of claws black : wings 

 dark brown, adorned with purple lustre, pale gray along the hind 

 borders ; wing-ribs pitchy ; veins black, pitchy towards the base ; 

 poisers tawny, with pale yellow knobs ; scales very large, bright 

 pale yellow. Length of the body 6 lines ; of the wings 1 1 lines. 



Xylota purpurea, n. s. Purpurea, tibiis tarsisque nigris, femoribus 

 posticis crassis, alis nigro-fuscis purpureo nitentibus. 



Head wanting : chest and abdomen purple, clothed with short 

 black hairs : legs black, clothed with short hoary hairs ; hips and 

 thighs purplish black ; hind thighs thick : wings blackish brown, 

 tinged with purple, paler along the hind borders and at the tips ; 

 wing-ribs and veins black ; poisers pitchy. Length of the body 6 

 lines ; of the wings 10 lines. 



a. ? Presented by the Entomological Club. 



Milesia, Latreille. 



Milesia gigas, Guerin, Belanger Voy. Ind. Orient, 508, pi. 4, /. 7. 



Macq. Hist. Nat. Dipt. i. 533, 4. Dipt. Exot. ii. 80, 3, pi. 15, 



/.3. 

 a. Java. 



Milesia ornata, Fabr. Syst. Anil. 188, 5. Wied. Auss. Zweif. ii. 

 106, 4. Macq. Dipt. Exot. ii. 81, 4, pi. 15,/. 4. Musca vir- 

 giniensis, Drury, Illustr. W.pl. 37,/. 6. Syrphus trifasciatus, 

 Hausm. Ent. Bemerk. ii. 67, 10. 



a. North America. 



Milesia Ccenina, n. s., fern. Flava nigro varia, capite scutelloque 

 fulvis, pectore nigro, lateribus flavo trimaculatis, abdomine fulvo, 

 vittafusca, segmentorum marginibus anticis flavis, antennispe- 

 dibusque fulvis, tibiis posticis subtus fusco fasciatis, alis subci- 

 nereis ad costam flavescentibus. 



Head tawny, yellow towards the mouth, which is pitchy: feelers 

 awny ; bristle darker towards the tip : eyes dark red, coppery in 



