Manchester Memoirs, Vol. xli. (1897), No. 4. 21 



in the middle down the centre of the median segment. 

 Legs fulvous, the coxae yellow; a large mark in front of 

 the hind pair and a smaller mark behind, joined together 

 by a broad band at the top, black. Petiole smooth and 

 shining ; a broad band in the middle ending before the 

 apex in a large semicircle ; the other segments closely ■ 

 punctured ; the terminal segments are brownish ; the 

 oblique depression on the 2 — 4th segments distinct ; 

 the second segment broadly depressed at the sides at 

 the base, the segment at the outer side of the depression 

 being yellow. The outer half of the cubitus curved ; the 

 areolet oblique, shortly appendiculated at the top ; the 

 cloud at the apex extends from the costa to about the 

 same distance below the cubital nervure. 



PlMPLA TAPROBAN.E, Sp. 110V. 



Nigra, pedibus flavis, coxis trochanter ibusque nigris ; alls 

 fulvo-hyalinis. 2. Long. 13 mm. 



Hab. Ceylon. 



Head closely punctured, covered with a short white 

 pubescence ; the face projecting, at top forming almost a 

 triangle ; clypeus forming a semicircle at the top, where 

 it is obscurely punctured ; the apex almost perpendicular ; 

 the labrum piceous, fringed with long golden hair ; palpi 

 and mandibles entirely black. Pro- and meso-notum 

 thickly covered with fuscous hair; obscurely shagreened ; 

 a large square spot on the scutellum and a long one on 

 the post-scutellum, yellow ; the median segment broadly 

 raised in the middle at the base ; the centre raised ; 

 strongly, the sides finely transversely, striated ; the centre 

 at the apex w T ith an oblique slope ; the sides rather acute 

 at the top. Pro- and meso-pleurse shining, impunctate, 

 thickly covered with short whitish pubescence ; and 

 having a plumbeous tinge. Legs almost bare ; the fore 

 trochanters beneath and at the apex all round, yellow. 

 Wings fulvo-hyaline ; the stigma testaceous in the middle ; 



