610 CORIXINA. 



Species 16. — Corixa mcesta. 



CoKiSA M(ESTA, Fieb. Sju. Coris. Xo. 23 (ISIS) ; Spec. Coris. 34, 39, t. 2, 

 fig.l7,palai ^ & 9 (]S51) ; Europ. Hem. 98, 30 (1861). 



Above fuscous-bro\ni, with pale, indistinct, transverse lines, dull. 

 P-ronotum with 6 lines. Elytra with slender, abbreviated, 

 flexuous, subparallel lines. Palce in the ^ broad-cultrate, apex 

 truncate, produced beneath into an obtuse angle. 



Head shining, pale yeUow, posterior margin brown, angulated in 

 the middle; Crovm often darker; Face; in the ^ the depression 

 narrow, not reaching upwards to the base of the eyes. 



TJiorax. — Pronotum very short, rounded posteriorly, with 6 nearly 

 straight, mostly entire, narrow, dim yellow lines. Elytra with fine, 

 flexuous, abbreviated, subparallel lines ; on the base of the Claviis 

 straight, entire, wide at their inner end ; Corium ; anterior marginal 

 channel yellowish-fuscous, black on the outer edge of the embolium, 

 yellowish inwardly ; apes broadly dingy yellowish, without lines ; 

 membrane-suture dingy yellowisb, undefined ; 2Iemlrane with un- 

 dulating, angulated lines, very indistinct on the anterior and posterior 

 margins, parallel on the inner margin ; anterior margin somewhat 

 broadly black. Sternum black ; lobes yellow, of presternum 

 entirely ; scajjulce and pJeurce inwardly black ; xyphus long, narrow, 

 acute, black, the margins narrowly reflexed, and at times yellowish 

 posteriorly. Legs orange-yellow; 1st ^^\v, paJce, in the (;J, broad- 

 cultrate, apex truncate, produced beneath into an obtuse angle ; in 

 the $ narrow, not widened at the base, convex above, apex acute ; 

 2nd pair, tibice and tarsi, at the apex a brownish spot ; 3rd pair, tilice 

 with a brown line above, tarsi with black cilia, forming a line down 

 the middle. 



Abdomen above black ; Connexivum pale dingy yellow ; genital 

 segments pale on the posterior margin ; underside obscure yel- 

 lowish, posterior margin of the segments yellowish ; in the ^ the 

 first 4 or 5 segments, in the $ the first 2, black ; Genital segments 

 fuscous-black, posterior margins yellowish. _. 



Length, 2^ lines. 



Not rare in stagnant water, April and September. 



