STRATIOMYS. 13 



Corpus oblongura, angustum. Color metallicus, abdomine interdum 

 pallido ; pictura nulla. Oculi remoti. Palpi longi, triarticulati. 

 Scutellum spinis armatum. Alarum vensc 3 longitudinales, prseter 

 areolam analem subrectangulam longe retractam, in marginem in- 

 teriorem ala; descendentes ; vena quarta longitudinalis abbreviata ; 

 vena cubitalis undulata ; furca brevis. Tibiae muticas. 

 Body nan-ow. Colour mostly metallic. Eyes remote in both sexes. 

 Head depressed. Palpi lonrj, triarticulate, somewhat thicker towards 

 the tips. Antennae 10-jointed, loruj-fasiform, approximate, diverging, 

 a little longer than the head ; third and foUomng joints fonning a long- 

 conical flagellum. Scutellum armed with spines. Wings finely pubes- 

 cent ; third, fourth, fifth, and sixth posterior areolets open to the 

 border ; fomth and sixth more or less united ; anal areolet remote from 

 the border ; cubital vein undulating, its fork sJiort. Tibiae without 

 spurs. 



The flies of this genus inhabit woods ; they are nearly allied to 

 Beris, and have the same habits. 



1. tibialis, Mg. zw. ii. 3. 2 (1820) ; Lw. Viiidis, capite nigro an- 

 tice albo, antennis nigris, articulis secundo et tertio fidvis, scntello spinis 

 quatuor fidvis armato, pedibus flavis ; 31as. proboscide flava, ahs sub- 

 cinereis, stigmate fusco, abdomine linear! piu'pureo subtus fulvo, tarsis 

 fuscis basi flavis, femoribus posticis fnscis subtus et apice ful\'is, tibiis 

 posticis fiiscis clavatis ; Foem. proboscide fulva, ahs limpidis, stigmate 

 fidvo, abdomine fusiformi fulvo macniis fuscis bivattato, femoribus 

 tibiisque posticis fuhis. Long. 2^ ; alar. 5 lin. 



Body slender, bright gi'een, clothed with very short tawny hairs. 

 Head black, wliite in front. Antennae black. ScuteUum anned with 

 fom' tawny spines. Halteres yellow. Legs yellow ; tarsi brown, yellow 

 at the base. Male. Proboscis yellow. Antennae -^vith the second and 

 third joints dark tawny. Wings pale grey ; stigma brown. Abdomen 

 linear, dark pm-^^le, tawny beneath. Huid femora brown, ta\\Tiy be- 

 neath and towards the tips. Hind tibiae dark brown, clavate. Fern. 

 Proboscis ta^vny. Antennae with the second and tlui-d joints tawny. 

 Wings colourless ; stigma tawny. Abdomen fusiform, tawny, with a 

 row of triangular brown spots along each side. Hind femora tawny. 

 Hind tibiae tawny, with brottir tips. 



Not common. (E.) 



Genus III. STRATIOMYS. 



Stratiomys, Gf. ins. ed. Fcry. (1784); Fb. ; Mg. ; Pz. ; LI.; Fin.; 



Mq. ; Ztt. Musca p., L. Hirtea p., Spl. Odouiomyla, LI. ; Mg. 

 Corpus ovato-oblougum. Antenna) 7-8-articidata; ; articulus primus 



secundo longior ; lertius et sequentes ad septimum flagellum subfasiforme 



