402 CLAVICORXIA — SILPHIDAE. 



with feeble striae ; abdomen with segments four and five 

 feebly impressed. Elytra of female simple. L. 2J 1. Eare. 



C. intermedia, Kr. 



It b. Posterior coxae of male short, produced 

 into a curved spine on inner margin. 



Dark pitch-l)lack ; antennae and legs red-brown, former 

 darker tow^ard apex, half as long as body. Thorax broadest 

 in middle, sides rounded, almost equally strongly in front 

 and behind, extremely closely and finely punctured ; elytra 

 moderately convex, witJi slight striae; abdomen with seg- 

 ments two to five feel)ly impressed. Elytra of female 

 simple. L. 2| 1. Not imcommon. C. cisteloides, Frohl. 



C e. Posterior coxae of male short, simple. 



Oblong. Brown, head and disc of thorax darker ; elytra 

 reddish ; antennae and legs red-l)rown. Thorax finely and 

 not very closely punctured, broadest before middle, pos- 

 terior angles rather obtuse ; elytra even more elongate tlian 

 in C. angvstata, finely and closely punctured with feeble 

 striae. Abdomen of male with segments two to four feebly 

 impressed, posterior femora with a small tooth before 

 middle. L. 2| 1. Paire. C. Sturmi, Bris. 



2, Punctuation of thorax strong and deep. 



Pitch-black ; elytra chestnut-brown, darker toward apex ; 

 antennae and legs brown-red, latter wdth last five joints 

 darker, half as long as body. Tliorax not much broader 

 than long, widest before middle, narrowed behind, sides 

 rounded, basal margin straight, posterior angles l)luntly 

 rounded ; elytra with feeble punctured striae. Posterior 

 coxae of male dilated. L. 2\ — 2|- 1. Scarce. 



C. 8'padiceci,, Sturm. 

 11, Thorax broadest behind. 



Pitch-brown or reddish-brown; middle of thorax blackish; 

 antennae and legs lighter, last five joints of former rather 

 stronger tlian preceding ones. Thorax almost double as 

 broad as long, narrowed in front, moderately closely and 

 very finely punctured, posterior angles l)luntly rounded ; 

 elytra finely and closely punctured, with striae, feeble in 

 front, more distinct beliind. Male with intermediate tibiae 

 strongly curved inward and a pointed tooth on inner-side 

 of posterior coxae. L. 2\ 1. Moderately common. 



0. a (J His, 111. 



