59G CORIXINA. 



Ahdoineii above black, with yellowish spots at the sides ;. Coii- 

 nexivum with 3 or 4 black spots. Underside in the ^J yellow, the 

 first 3 or 4 segments and 3 posterior marginal spots, black ; iu tbe 

 $ pale yellowish, the base black. 



Length, 4 lines. 



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

 Plymouth (Leach). 



Very like C. Panzeri, but smaller, and different iu the markiug of 

 the pronotuni, and the form of the palse. 



Species 4. — Corixa lugubris. 



CoKisA LUGrBRis, Fieb. Sjn. Coris. No. 6 (ISiS) ; Spec. Coris. 18, 10, 

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

 (1861). 



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

 Fronotum 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. PaJce of the 

 (^ semioval, pointed. Eastration very fine, obsolete on the 



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. — Pronotiim short, apex rounded, with pale yellow and 

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

 lowish-brown ; longitudinal middle line barely perceptible. Eli/tra 

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

 base of the Clavus 2 or 3 are very 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, sinuou^s, 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 lougish 

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

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



