Manchester Memoirs, Vol. xhii. {igo^), No. \4. n 



pressed, smooth, shining, blue, greenish above ; the upper 

 part furrowed down the middle, its lower side with two 

 stout, transverse keels, with an oblique one above them ; 

 above these, laterally, are two or three irregular keels ; the 

 sides are closely punctured ; the vertex is closely punctured, 

 much less strongly laterally. The middle of the meso- 

 notum is closely irregularly punctured ; its apex furrowed 

 in the middle, the furrow with a central keel ; this central 

 part is bordered at the base with irregular keels, which 

 form reticulations ; laterally by two stout keels, which 

 curve obliquely round its apex ; the apex is stoutly 

 irregularly reticulated ; the sides are smooth, except at the 

 tegulie, where they are punctured Scutellum with widely 

 separated punctures. Post-scutellum smooth, bifoveate at 

 the base. Median segment strongly reticulated at the 

 base ; the middle and apex more closely and regularly 

 reticulated ; the apex has an oblique slope, is slightly 

 hollowed in the middle, bordered above by a keel, which 

 is larger at the sides. Propleurae strongly obliquely 

 striated, the base on the lower part smooth. The upper 

 and lower apical parts of the mesopleurse irregularly 

 striated ; the base closely punctured ; the sternal furrow 

 is wide, deep, does not reach much beyond the middle, and 

 bears some stout keels. Mesosternum finely and closely 

 punctured ; its apex oblique and bearing some stout, oblique 

 striae in the middle. Wings hyaline with fuscous tint, 

 lightly iridescent ; the stigma and nervures are black ; the 

 areolet small, almost square ; the second transverse cubital 

 nervure is largely bullated in the middle ; the recurrent 

 nervure is received in the middle. Legs dark blue ; the 

 tibiae and tarsi darker, the fore tibiae and femora dark, 

 testaceous in front ; the tarsi closely spinose. Abdomen 

 smooth and shining ; the sides and apex of the petiole 

 closely punctured. 



