498 CLAYICORNIA — LATIIRIDIIDAE. 



A A, Interstices on elytra punctured in rows. 



Rather flat, oblong. Rust-red, rather sliiny, with close 

 pale pubescence. Head mucli narrower than thorax, latter 

 transverse, with sides scarcely rounded before middle, disc 

 closely and very finely punctured, anterior angles touching 

 eyes ; elytra somewhat broader than thorax, with distinct, 

 punctured striae, feebler toward apex, interstices rather 

 broad, with rows of very fine punctures. L. f 1. Common. 



C. elongata, Gyll. 

 JS H, Interstices on elytra confusedly punctured. 



Oblong, not very flat, moderately shiny. Brown, with 

 close, fine, pale pubescence ; antennae and legs red-yellow ; 

 elytra rust-red, witli sides dilated, punctured striae not 

 reaching middle, interstices closely, confusedly punctured. 

 L. f 1. Not common. C. rufula, Zett. 



S, Sides of thorax without notches. 



a. Posterior angles of thorax obtuse or rounded. 



Lighter or darker brown, rather shiny ; base of antennae 

 and legs pale yellow-1 )rown. Thorax as long as broad, 

 widest before middle, with sides somewhat rounded, very 

 closely and deeply punctured, with a curved transverse 

 impression (often nearly divided into three) behind ; elytra 

 nnich broader in front than base of thorax ; shoulders 

 raised, somewhat dilated at sides, with deep punctured 

 striae, interstices with a row of punctures not mucli finer 

 than in the striae and with a row of very short recumlient 

 gray hairs. L. f L Common. C. gibbosa, Herbst. 



b. Posterior angles of thorax right angles. 



Oblong-ovate, convex. Pitchy ; elytra brown ; antennae 

 and legs red-yellow. Thorax narrow, slightly broader tlian 

 long, with sides slightly rounded before middle, closely 

 punctured, with a transverse impression behind ; elytra 

 oblong-ovate, shoulders rather prominent, with punctured 

 striae, interstices rather convex, with rows of hairs. More 

 elongate than C. gibbosa, interstices on elytra impunctate 

 or nearly so. L. |- — -^ 1. Scarce. C. Wo llastoni, Wat 



('. Posterior angles of thorax produced into a little point. 



I, Antennae brown at apex. 



Brown or reddish-yellow-browu ; base of antennae and 

 legs yellow-] )ro\vii; pubescence scanty and short. Tliorax 



