CYCHRAMUS. 445 



Cyehramiis. 



A, ]}ody iinicolorous rust or ochre-yellow ; pubescence 

 close and short. 



Eoundish, convex. Club of antennae blackish. L. 

 1| — 2 1. Common. G. luteus, Fab. 



a. Body rust-brown, with a brown band at sides of elytra; 

 pubescence scanty and rather long. 



More oblong than 0. luteus, more convex, punctuation 

 more diffuse but stronger. Club of antennae blackish. 

 L. 1^ — 2 1. Common. C.fungicola, Heer. 



A, Antennae with eleven joints, club rather loose, formed 

 of three joints. 



a, Mesosternum covered by process of prosternum. 



Apical joint of labial palpi oval. First joint of antennae 

 covered by side margin of forehead, grooves for their recep- 

 tion deep, short, scarcely convergent ; elytra entirely 

 covering abdomen. Cryptarcha, Shuck. 



h. Process of prosternum covering anterior margin of 

 mesosternum only. 



Apical joint of labial palpi cylindrical. Base of antennae 

 tolerably free, grooves for their reception narrow and short, 

 convergent ; elytra not quite covering last abdominal seg- 

 ment. Ips, Fab. 



B. Antennae with ten joints, the last forming a large 

 solid knob. 



Male with only four joints to posterior tarsi. 



Rhizophayus, Herbst 



Cryptarcha. 



A. Bristles on upper-side not very prominent above pu- 

 bescence. 



Short ovate, convex. Dark brown or blackish ; mouth, 

 margins of thorax and sides of elytra red-brown, latter with 

 two strongly toothed yellow transverse bands, a branched 

 one before and the other behind middle, neither of them 

 reaching suture or side margin ; antennae and legs brown- 

 red, club of former and under-side of femora blackish. L. 

 1| — 2 1. Moderately common. C. sti^igata, Fab. 



