.-GO New American Species of the Genera 



Description. Head hairy : vertex obtusely indented ; 

 transverse line of the front slightly elevated : antenna not 

 reaching beyond two-thirds the length of the thorax ; pice- 

 ous ; joint subcordate, serrated second joint much 

 shorter than the third : thorax rather convex, blackish, 

 slightly tinged with very dark purple-coppery, anterior 

 and posterior margins obsoletely piceous ; lateral edges 

 parallel, curving inwards before the middle ; posterior an- 

 gles excurved ; a longitudinal, obtuse, slightly impressed 

 line obsolete before the middle : scutel ovate orbicular, 

 hairy : elytra dark brownish, very slightly metallic, lateral 

 margin and suture paler ; with impressed, punctured striae : 

 beneath blackish : feet dull rufous : pectus dull rufous on 

 the anterior margin : venter with the margin, and edges of 

 the segments dull rufous. 



Length three-fifths of an inch. 



The antennae are shorter than those of any other species I 

 have seen, with the exception of the rectangularis nob., for 

 which, however, it cannot be mistaken. 



24. E. clypeatus. Black ; antennae and feet rufous ; clypeus 

 extending down to the mouth. 



Description. Body slender, deep black, punctured : head 

 with a shallow rounded indentation on the front : clypeus 

 narrowed between the antennae, thence dilated and extend- 

 ing down to the mouth : antenna serrate, bright rufous, 

 joints short, second about one-third as long as the third 

 joint: thorax widest at the base, posterior angles, excurved, 

 and towards their tips incurved : scutel rather large : 

 elytra with impressed, punctured striae ; second, third, and 

 fourth striae confluent behind the middle : feet dull rufous. 



Lensrth less than one-fifth of an inch. 



