ciONUS. 149 



punctures ; third joint of antennae shorter than second. 



Eeddish-brown ; with scanty gray pubescence ; elytra 

 with alternate interstices somewhat raised, checkered with 

 spots of black and white hairs, suture with three velvety- 

 black spots, middle one largest. Thorax very short, sides 

 rounded. L. 1| 1. Rather common. C. pulchellus, Herbst. 



tychiid:es. 



A, Second abdominal segment enclosing third at sides 

 and touching fourth. 



a. Elytra separately rounded at apex, leaving pygidium 

 at least partly uncovered. 



Funiculus of antennae with six joints ; in other respects 

 as in TycMus. Sihynes, Schoenh. 



b. Elytra jointly rounded at apex, covering pygidium. 



Antennae moderately long, not very robust, funiculus 

 generally with seven, more rarely with six joints, club oval 

 or oblong oval, articulate; eyes round or short oval; second 

 abdominal segment a little longer than either tliird or 

 fourth, suture separating it from first, either straight or 

 slightly angular in middle ; episterna of metathorax not 

 very narrow. TycMus, Schoenh. 



jB. Second abdominal segment leaving third free. 



Antennae rather short, slender, funiculus with seven 

 joints, first much longer than second, club short oval, 

 nearly solid ; rostrum rather shorter and thicker than in 

 TycMus ; eyes oval ; elytra nearly covering pygidium ; 

 second abdominal segment nearly as long as third and 

 fourth together, separated from first by a straight suture ; 

 episterna of metathorax rather narrow. Elleschus, Steph. 



Sibyries. 



A, Base of thorax bisinuate ; elytra nearly oblong-quad- 

 rangular, rather flat. 

 a. Elytra unicolorous or with lighter markings. 



I. Upper-side covered with gray or yellowish hair- 

 like scales. 

 Ovate. Black ; under-side covered with white scales ; 



