LIST OF DIPTERA. 67 



Hermetia marginata, Fair. 



East Indies. Java. Sumatra. 



Hermetia cingulalis (aut singularis), Guer. Icon. Regne Anim. Ins. 



pi. 98, f. 1, Texte, 543. 

 a. Java. From the East India Company's collection. 



Genus 18. ACHEOCH^TA. 



Color non metallicus. Facies declivis. Antennae 9-artieulatse ; 

 flagellum elongatum, attenuatum ; arista setiformis. Scutellum 

 muticum, non tuberculatum. Abdomen elongatum. 



Sargus, p., Fabr. 



Acrochaeta, Wied. Auss. Zweifl. ii. 42; Petty ; Macq. 



Mediastinal, subcostal, and radial veins ending very near to- 

 gether at hardly beyond half the length of the wing. First branch 

 of the costal ending at beyond half the length between the radial 

 and the second branch which ends at a little in front of the tip of 

 the wing, First, second and fourth externo-medial veins complete, 

 third incomplete. Subanal vein united to the anal at some distance 

 from the border. Discal veinlets forming three sides of the hep- 

 tagonal discal areolet. Median veinlet distinct, slightly curved. 

 Humeral, subcostal, mediastinal, radial, first cubital, second cubital, 

 praebrachial, pobrachial, anal, axillary, subapical, discal, and two 

 externo-medial areolets complete. Two externo-medial areolets, 

 axillary lobe, and subaxillary lobe incomplete. Subapical areolet 

 occupying the tip of the wing. 



1. Acrochaeta Echemon. 



Sargus Echemon, Cat. of Diptera, Pt 3, 515. 

 a, b. Para. From Mr. Bates' collection. 



2. Acroch^ta Haterius. 

 Sargus Haterius, Cat. of Diptera, Pt. 3, 516. 



3. AcROCHiETA TINCTA. 



Chrysochlora tincta, Diptera Saundersiana, Pt. 2, 82. 



