JVorth American Coleopterous Insects. 



169 



/■^ 



rax with small, regular, subequidistant punctures : elytra 

 punctured; regularly rounded at tip, and rounded at the 

 sutural angle ; slightly elevated transversely on the poste- 

 rior margin ; each elytron with two rufous, rounded 

 spots, of which one is at the middle of the base, and the 

 other beyond the middle of the elytron ; beneath piceous 

 black. 



I 



Length from three tenths to seven twentieths of an 



Inch. 



The largest species I have seen; the name 4-no/a/a 

 is preoccupied. 



4 



2. I- 4'signataj Black; elytra each with two yel- 

 * lovvlsh spots, of which the basal one is sublunate*. 



I. 4-signata Melsh. Catal. 



Body oval, deep black: an^enn^ piceous : head Sind 

 thorax with smallj regular, subequidistant punctures : ely- 

 tra punctured, very obtusely rounded at tip, almost trun- 

 cate; each elytron with two yellowish spots, slightly 

 ting:ed with rufous ; the basal one arcuated so as to enclose 

 the humerus; posterior one behind the middle 

 versly oval, not sinuated ; terminal lateral margin ob- 

 scurely piceous : beneath plceous-blacklsh. 



Length shghtly more than one fifth of an inch. 



f 



trans 



Very similar to the 



/' 



may be distinguished by its uniformly smaller spots 



ijluenta 



fasciata and sanguinoUnta 



Olivier. 



3. I. ^-maculata. Black ; elytra with a basal and ter- 

 minal ferruginous spot. 



I. 4-maculata Melsh. Catal. 



Body black, pohshed, oblong-oval, punctured : clypeus, 



at tip, 



tinged 



with piceous ; antemue piceous : elytra 



