EUMICRUS. 353 



Elytra short oval, diffusely and indistinctly punctured. L. 

 I 1. Very rare. E. rufus, Miill. 



Sci/dmctenns. 



A. Head fittin,<^ to thorax; mesostcrnuni not, or only 

 sli^u,htly ridged. 



Antennae gradually thickened toward apex. 



a. Thorax considerably broader before middle tlian at 

 base, sides somewhat sinuate beliind ; mandibles with 

 strongly curved apex and slightly notched inner 

 margin ; second joint of labial palpi not nnich longer 

 than first. 



T. Base of thorax with four depressions. 



1. Body broAvnisli-red. 



Elytra short oval, punctured, with two depressions at 

 buse of each ; femora not much thickened. L. -J 1. Scarce. 



S. Godarti, Latr. 



2. Body black. 



A A, Punctuation of elytra fine or indistinct. 



a a. Sides of tliorax gently rounded, anterior 

 angles rounded ; elytra broad oval. 



Antennae and usually tibiae and tarsi brown. Each 

 elytron with two deep, short longitudinal furrows at base, 

 the inner one raising the space round scutellum ; femora 

 thickened at apex. Anterior tibiae of male triangularly 

 dilated. L. | 1. Moderately common. 



S. scutellaris, Miill. 

 b b. Sides of thorax sharply rounded, anterior 

 angles distinct ; elytra oblong oval. 



Antennae and legs brown, tarsi lighter. Thorax with 

 basal depressions indistinct, but with a deep impression at 

 side rather before posterior angles ; femora, especially 

 anterior pair, strongly thickened toward apex. L. f 1. 

 Common. S. collaris, Miill. 



-B JB. Punctuation of elytra tolera1)ly strong and 

 deep, not very close. 



Antennae and legs red-l)rown, femora usually dark. Eacli 

 elytron with two deep, short, longitudinal furrow's at base. 

 Anterior femora of male triangularly dilated at apex. L. 

 ^ h Kare. S. pusillus, Miill. 



A A 



