106 A. S. Packard, Jr., on Insects inhahiting Salt water. 



by au oclire-yellow line, each side between the eyes adjacent to 

 them is an abruptly elevated, rufous tubercle ; the mesial can- 

 nate line feeble, becoming obliterated posteriorly ; humeri elon- , 

 gate-tuberculate, quite prominciit : plcuni' darker than the p 



s robust, brownisl 

 1 the abdomen, tli 



jd dot adjoin- 



hardly acute. Venter smooth, dark ochreous. 



Length to tip of processes 17 millims. Breadth across hu- 

 meri 3 millims. 

 Corixa decolor, n, sp.* 



Pale testaceous, dirty amber yellow above. Form of G. hiero- 

 glyphka Fieber, of Europe. Head large, cranium very convex, 

 prominent, carinate on the middle, the vertex acutelv produced 

 Face vcrv deeply, concavely excavated, the cavity Lroad oval 

 occupying the whole width betwiMMi the eves and extendini; 

 from near the nj)per edge of the eyes to the base of the civ- 

 pens, the middle of thc"excavatioird(>nsely clothed with silvery 

 hairs. Pronotnm narrower than the h^ad. rihno^t twice as 

 broad as long, the mi. MIc li-i- \\->'\A\ curiMiiIrd anteriorly: the 



11,:,. and puhescence 

 thcefCKSofabrine-i^ , 



.rrsSby'i>5 



ace, 1858, XV, p.^200 f 



;,!iiaofi^^*^ 



