596 COR1XINA. 



Abdomen above black, with yellowish spots at the sides ; Con- 

 nexivum with 3 or 4 black spots. Underside in the <$ yellow, the 

 first 3 or 4 segments and 3 posterior marginal spots, black ; in the 

 $ pale yellowish, the base black. 



Length, 4 lines. 



Scarce. In brackish water in ditches at G-ravesend, April ; near 

 Plymouth (Leacli). 



Very like C. Panzeri, but smaller, and different in the marking of 

 the pronotum, and the form of the palae, 



Species 4. CORJXA LUGUBRIS. 



COKISA LUGUBRIS, Fieb. Syn. Coris. No, 6 (1848) ; Spec. Coris. 18, 10, 

 t. 1, fig. 10, pala <J (1851) ; Europ. Hem. 92, 9 

 (1861). 



Above brown-black, with pale yellow, transverse lines, shining. 

 Pronotum with 7 black and yellow alternate, narrow, irregular, 

 interrupted lines. Elytra with short, narrow, twisted and 

 angulated yellow lines, with a longitudinal black line near the 

 inner margin, and at the posterior inner angle. Pales of the 

 $ semioval, pointed. Eastration very fine, obsolete on the 

 cerium. 



Head obtusely angulated behind, yellow, or brown, and paler on 

 the face ; the frontal depression, in the $ slight, narrow, reaching 

 upwards to the eyes. 



Thorax. Pronotum short, apex rounded, with pale yellow and 

 black, narrow, irregular, interrupted lines; side margins yel- 

 lowish-brown ; longitudinal middle line barely perceptible. Elytra 

 with short, close, narrow, twisted angulated yellow lines ; on the 

 base of the Clavus 2 or 3 are Tery broad, with correspondingly 

 narrow black intervals ; on the Corium the lines are more parallel, 

 the black ones for the most part do not reach the inner margin of 

 the anterior channel, and their ends are often confluent ; near the inner 

 margin a longitudinal, sinuous, black streak traverses the lines 

 except on the basal 3rd of the disk, and the posterior inner angle is 

 black ; anterior marginal channel white, posteriorly with a longish 

 black spot not extending to the apex ; inner margin blackish ; line of 

 the membrane-suture pale yellow, followed by a black line ; Mem- 



