422 CLAVICORNIA — HISTERIDAE. 



former pale. Punctuation diffuse ; dorsal stria on elytra 

 not strong ; marginal stria of mesosternum entire. L. f 1. 

 Eather common. A. [/lobosus, E. H, 



jB. Anterior tibiae dilated in a curve toward apex. 



Oval. Brown ; mouth, tliorax, antennae and legs some- 

 what reddish. Less shiny than A. globosus, more closely 

 and strongly punctured, mesosternum more strongly punc- 

 tured, with marginal stria interrupted in front, dorsal stria 

 on elytra distinct. L. | 1. Scarce. A. gramiluvi, Er. 



Acritus. 



A. Thorax without any transverse line of punctures at 



base ; punctuation diffuse. 



Oblong-ovate. Red-brown, shiny ; mouth, antennae and 

 legs red-yellow. Elytra with a distinct dorsal stria ; pro- 

 sternum much longer than broad, narrowed behind, meso- 

 sternum al)0ut equal to it in width in front, marginal striae 

 meeting in front. L. | 1. Scarce. A. punctum, Axib. 



JB, Thorax with a transverse line of punctures at base ; 

 punctuation tolerably close. 



a. Club of antennae red-yellow. 



Oval, rather flat. Pitcli-black, shiny ; antennae brown, 

 legs reddish. Elytra with traces of dorsal striae at base ; 

 prosternum somewhat longer than broad ; marginal stria of 

 mesosternum entire. L. | 1. Common. 



A. viimotus, Payk. 



b. Club of antennae blackish. 



Oval, convex. Pitch-ljlack, shiny; antennae brown, 

 legs reddish. Elytra without traces of dorsal striae ; pro- 

 sternum much longer than broad ; marginal stria of meso- 

 sternum interrupted in front. L. ^ 1. Piare. 



A. nigricornis, E. H. 



MurmidiMS, 



Short oval, rather convex. Pale chestnut-brown, rather 

 shiny, with very fine pubescence. Thorax indistinctly 

 punctured, with two short impressed lines on each side ; 

 elytra with rows of rather large punctures, enfeebled at 

 apex. L. ^ 1. Not uncommon. M. ovalis, Beck. 



