10 



STRATIOMID^E. 



unarmed : 

 Epistoma 



Istvlate: Style ^ 4 ^^ 



[long; Antennae < 



<-9-jointed 5. CLITELLARIA. 



porrect 6. NEMOTELUS. 



f 8-jointed 



declining: Antennae ( 7 -jointed 

 1 6-jointed 



7. PACHYGASTER. 



8. CHRYSOMYIA. 



9. SARGUS. 



Genus I. BERIS. 



BERTS, LI. g. c. (1809); Mg. ; Wd. ; Mq. ; Ct. ; Ztt. Musca p., L. ; 



Ftr. ; Fb. ; Shr. Stratiomys p., Fb. ; Ftr. ; Gm. ; Gf. ; Pz. ; Fin. 



Actina, Mg. kl. 

 Corpus oblongum, sat angustum. Color metallicus, abdomine interdum 



flavo ; pictura nulla. Palpi subobsoleti. Antennae subfusiformes ; 



flagellum subconicum. Scutellum spinis 4-8 armatum. Alarum venae 



3 longitudinales, prseter areolam analem longe retractam, in alse 



marginem interiorem descendentes ; vena cnbitalis subrecta ; furca sat 



longa. Abdomen depressum. Tibiae muticaa. 

 Mas. Oculi contigui. 

 Fcem. Oculi remoti. 



Body rather narrow, clothed with short hairs. Colour black or me- 

 tallic, without spots, bands, or stripes ; abdomen of some species yellow. 

 Head depressed. Labrum very short, broad, hollow, emarginate at the 

 tip ; the sides thickened. Tongue acute, rather longer than the labrum. 

 Palpi almost obsolete. Labium large. Antenna long-fusiform, porrect, 

 approximate, diverging, 10-jointed, a little longer than the head; first 

 and second joints bristly ; first more slender at the base ; second 

 cyathiform ; third and following joints forming a long-conical flagel- 

 lum. Thorax oval, with some transverse sutures on the sides. Scu- 

 tellum rounded, armed with 4, 6, or 8 spines. Wings finely pubescent ; 

 cubital vein almost straight, its fork rather long. Alulae entire, very 

 small. Abdomen flat. Legs slender. 



Male. Eyes contiguous. Abdomen linear; lateral lamellae of the 

 hypopygium hooked, exserted. Hind metatarsus long, broad. 



Female. Eyes remote. Abdomen long-elliptical. 



