484 LIST OF DJPTERA. 



Leptogaster Marion, n. s. Fuscus, thoracis laleribus pectore abdo- 

 minisque fasciis canis, antennis nigris, pedibus flavis, tarsis 

 necnon femoribus tibiisque anterioribus nigris basi Jlavis, alls 

 fuscis apicibus marginibusque posticis pallidioribus. 



Body dark brown : head a little broader than the chest, clothed 

 beneath with some white hairs ; front and clypeus covered with pale 

 yellow down ; clypeus thickly clothed with pale yellow hairs : eyes 

 black ; fore part flat, its facets much larger than those of the other 

 part : lip black, clothed at the tip with pale yellow hairs : feelers 

 black ; first and second joints very short, beset with a few short 

 black bristles ; third joint long spindle-shaped, much longer than 

 the first and the second joints; bristle rather stout, much shorter 

 than the third joint : chest thinly covered with short hoary hairs ; 

 sides and breast hoary : abdomen club-shaped, much narrower than 

 the chest and more than thrice its length, compressed and very 

 slender for nearly three-fourths of the length, widening thence to 

 the tip, adorned with seven or eight broad hoary bands: legs yellow ; 

 feet and four front thighs and shanks black, yellow at the base ; 

 hind knees and tips of hind shanks black: wings dark brown, paler 

 towards the tips and along the hind borders ; wing-ribs piceous ; 

 veins black ; poisers yellow. Length of the body 4 lines ; of the 

 wings 5| lines. 



a. North Bengal. From Miss Campbell's collection. 



Leptogaster Pedanius, n. s., mas. Niger, thoracis lateribus pecto- 

 reque albis, abdominis fasciis ventreque cinereis, antennis fulvis 

 apice nigris, pedibus fulvis, alis limpidis. 



Body black : head a little broader than the chest, covered with 

 white down : eyes black ; fore part nearly flat, its facets much larger 

 than those of the other part : lip black : feelers black ; first and se- 

 cond joints short, dark tawny ; third joint tapering from the base to 

 the tip, a little longer than the first and the second joints ; bristle 

 longer than the third joint : breast and sides of the chest white : 

 abdomen very slender for three-fourths of its length, widening thence 

 to the tip, much narrower than the chest and about thrice its length ; 

 borders of the segments and under-side gray ; first and second seg- 

 ments very short ; third and following segments long : legs tawny ; 

 claws black : wings colourless ; wing-ribs piceous ; veins black ; 

 poisers tawny. Length of the body 4 lines; of the wings 5 lines. 



a. New Holland. Presented by the Haslar Hospital. 



E. NEWMAN, PRINTER, 9, DEVONSHIRE STREET, BISHOPSGATE. 



