BRYCIIIUS. 99 



Jii'f/r/ihis. 



Pale yelloM'-hi'owii; clylrii Avith l)]iick rows of punctures, 

 deeper toward suture*, third interstice raised ridgelike 

 until beyond middle. L. 2 1. Rather common. 



B. elevatics, Panz. 



PBLOBJIDES. 



Inner lobe of maxillae not hairy on inner-side; prester- 

 num convex, compressed, ending in a flat, bordered, blunt 

 process. refohins, Schonh. 



Pe7ohh(s. 



Eust-red, dull; anterior and posterior margins of thorax, 

 a large common spot on elytra, and the breast black. 

 L. 4:1 — 5 1. Moderately common. H. Herman7ii, Fab. 



DARLINGTON 

 PUBLIC LIBRARY, 



HYi)R or OniDBS. 



A, Posterior tarsal claws unequal ; dilated tai'sal joints 

 much longer than broad. 



P>ody short and thick ; prosternum ending in a point 

 behind; intermediate coxae standing near eacli other ; pos- 

 terior tarsi compressed, inner claw four times as large as 

 tlie outer, fixed. Hyiiliydrus, 111. 



1?. Posterior tarsal claws equal ; dilated tarsal joint 

 scarcely longer than broad. 



«. Apex of elytra produced into a small sharp point ; 

 prosternum with a broad blunt process behind. 



Intermediate coxae placed far apart, the metasternum 

 l)eing broad in front ; body short and thick ; posterior tarsi 

 not much compressed. Oxijnoptilus, Schaum. 



h. Apex of elytra not produced ; prosternum produced 

 into a sharp point Itehind. 



Intermediate coxae placed near each other ; posterior 

 tarsi not much compressed. In the male of most species 

 the outer anterior claw is formed differently to the inner. 



Hy d r op o r ns, Clair v. 



H 2 



