PLATYPALPUS. 121 



Lab rum and lingua tawny. Palpi clothed with short black hairs. 

 Wings grey; stigma brown. Halteres yellow. Legs clothed with 

 short black hairs, beset with black bristles. 

 Generally distributed. (E. S. I.) 



2. vitripennis, Mg. zw. ii. 348. 2 (1820); Ct. ; Mq. ; Ztt. /w- 

 nebris v., Fin. Niger, cinereo-suffusus, alls limpidis, tarsis pedibusque 

 anterioribus nonnunquam fuscis. Long. If 2 ; alar. 4-4^ lin. 



Black, with a cinereous covering, thinly clothed with black hairs. 

 Labruin and lingua tawny. Palpi clothed with very short black hairs. 

 Wings colourless; stigma very pale brown. Halteres pale yellow. 

 Legs clothed with short black hairs, beset with black bristles ; tarsi 

 and anterior legs often brown. 



Generally distributed. (E. S. I.) 



3. femoratus, Mir. pr. 2135 (lllfy.flavipes, Fb. ; Mg. ; Fin.; 

 Ct. ; Mq. ; Ztt. ; Gr. ! ic. pi. 94. f. 6. Niger, cinereo-suffusus, alls lim- 

 pidis, pedibus ftdvis, femoribus tibiisque posticis nigris. Long. If 2 ; 

 alar. 44^ lin. 



Black, with a cinereous covering, thinly clothed with black hairs. 

 Labrum and lingua tawny. Palpi clothed with very short black hairs. 

 Wings colourless ; stigma indistinct. Halteres pale yellow. Legs tawny; 

 hind femora and hind tibire black, beset with black bristles, clothed 

 with rather long whitish hairs. 



Generally distributed. (E. S. I.) 



4. fumipennis, Mg. zw. ii. 319. 4 (1820); Ahr. ; Ct. Niger, 

 cinereo-suffusus, alls subfusco-cinereis, pedibus fulvis, femoribus tibiisque 

 posticis nigris. Long. 2 ; alar. 4^ lin. 



Black, with a cinereous covering, thinly clothed with black hairs. 

 Labrum and lingua tawny. Palpi clothed with very short black hairs. 

 Wings pale brownish-grey ; stigma pale brown. Halteres tawny. Legs 

 tawny ; hind femora and hind tibiae black, beset with black bristles, 

 clothed with rather long whitish hairs. 



Generally distributed. (E. I.) 



Genus XVII. PLATYPALPUS. 



PLATYPALPUS, Mq. s. n. (1827). Musca p., Fb. Empis p., Fb. Tachy- 

 dromia p., Mg. ; Fb. ; Fin. ; Ztt. 



Corpus parvum, ssepe minutissimum, oblongum, glabrum, parum setu- 

 losum. Color corporis niger, fuscus, flavus ; pictura prseter annulos 

 pedum nulla. Cap ut parvum. Oculi fusci, unicolores, interdum 

 seneo-micantes, in utroque sexu remoti. Proboscis capite brevior. 

 Palpi compressi, squamseformes, incumbentes, apice ciliati. Antennas 

 4-articulatse, capite seepius breviores ; articulus tertius ovatus, acutus, 



