ItHAMPHOMYIA. EMPIS. 347 



a few stiff black hairs ; hind femora apparently with only micro- 

 scopic pubescence ; hind tibiae with soft black hairs on outer side,, 

 becoming longer towards the tips, where these tibiae themselves 

 are gradually thickened; hind metatarsi lengthened and enlarged. 



Fig. 28. — Bhamphomyia grhconigra, Brim., wing. 



Wings pale brown, stigma an indistinct darker brown streak; 

 halteres dirty brownish yellow. 

 Length, 4 mm. 



Described from a single 6 from Muudali, 9000 ft., Dehra Dun, 

 12. x. 1910, in the Indian Museum. 



Genus EMPIS, L. 



Empis, Linnaeus, Syst. Nat. 10th ed. p. 603 (1758). . 

 Platyptera, Meigen, Illig. Mag. ii, p. 269 (1803). 

 Pachymeria, Stephens, Syst. Cat. Brit. Ins. ii, p. 262 (1829). 

 Platy 'pterygia, Stephens, he. cif. p. 263. 

 Pachymerina, Macquart, Hist. Nat. Dipt, i, p. 333 (1834). 

 Eriogaster, Macquart, Dipt. Exot. i, pt. 2, p. 162 (1839). 

 Enoplempis, Bigot, Bull. Soc. Ent. France, (5) x, p. 47 (1880). 



Genotype, Empis pennipes, L. (Europe) ; by Latreille's designa- 

 tion. 



Head globular, sometimes elongated or pear-shaped, the occiput 

 in the latter case subcorneal ; some bristles and pubescence occur - 

 eyes normally contiguous in male, sometimes narrowly separated ; 

 always more or less distinctly separated in female ; in contiguous 

 eyes, upper facets larger than lower ones, not distinctly demar- 

 cated ; ocellar tubercle prominent. Proboscis from as long as 

 height of head to as long as whole length of body, prominent, 

 straight, directed downwards; palpi 1 -jointed, slightly curved. 

 Antennas 3-jointed, with a distinct 2- jointed style ; 1st joint longer 

 or shorter; 2nd short, both more or less bristly; 3rd always the 

 longest, conically tapering, bare ; first joint of style always very 

 short, style always bare. Thorax approximately rectangular,, 

 moderately arched, prothorax distinct. Some weak dorso-central 

 and sometimes acrostichal bristles present, with distinct but not 

 strongly-developed bristles on margin of thorax, generally humeral, 

 post-humeral, notopleural, supra-alar, and postalar. Scutellum with 

 two or more marginal bristles. Abdomen cylindrical in male,, 

 broader at base and more tapering posteriorly in female ; 8-seg- 

 mented, the last sometimes hidden. Geuitalia in male welL 

 developed, consisting of at least two pairs of appendages ; in 



