EMPTS. 351 



row of stronger ones. Thorax shining black, closely and entirely 

 covered with cinereous dust, in which three narrow slightly 

 yellowish stripes of the usual nature can be faintly traced ; scu- 

 tellum and metanotum with dark grey dust ; sides of thorax 

 concolorous with dorsum ; metapleural hairs yellow. Abdomen 

 blackish, rather shining, with sparse pubescence ; hiud margin of 

 segments indistinctly pale ; venter yellowish ; genitalia shining 

 vellowish brown. Legs : coxa? dull orange, more or less grey- 

 dusted on basal part, a little pale pubescence in front ; remainder 

 of legs orange, hind tibiae more brownish towards tips ; anterior 

 tarsi blackish brown towards tips, hind metatarsi much enlarged 

 and lengthened, remaining hind tarsal joints black. Wings pale 

 grey, venation normal; anterior cross-vein just before middle of 

 discal cell ; halteres conspicuously chalk-white. 



Length, 5 mm. 



Described from one <5 in the Indian Museum from Zairat, 

 Baluchistan, S000-9000 ft., viii. 1914 (Major Wilson). 



Easily recognised from all other species by the conspicuous 

 white halteres. 



284. Empis carbonaria, Brun. 



Empis carbonaria, Brunetti, Bee. Ind. Mus. ix, p. 27 (1913). 



J . Wholly and uniformly coal-black, moderately shining. 

 Eyes separated by a narrow frons. Antennal 3rd joint distinctly 

 longer than the first two together, and its distal half rather 

 suddenly narrow ; style thick, half as long as the joint. Proboscis 

 nearly twice the height of the head, labium bifid at the tip. 



Fig. 30. — Empis carbonaria, Brun. 



Head, thorax, and abdomen covered with long, soft, but not 

 copious pubescence. Legs dark brown, with rather long soft black 

 hairs ; fore femora almost bare ; fore metatarsus distinctly incras- 

 sated, cylindrical, lengthened, as long as remaining tarsal joints 

 together ; hind metatarsus as long as next three joints together, 



