' L 



156 



Say^s Descriptions of new 

 Indiana : Massachusetts. H 



Melsh 



It varies in having the humeral margin obsolete, 

 5. O. sc&Jptilis. Piceous ; thorax with elevated lines, 

 yellowish each side. 



O. phurites 1 Knoch. in 



Inhab. Missouri and Pennsylvania. 



AntenrKZ hld^ok^ second joint minute; third joint as 

 long as the others : head black ; clypeus anteriorly a 

 little produced, impressed in the middle ; thorax with 

 three elevated, parallel lines iDefore the middle, and two 

 behind the middle, a lateral somewhat oblique line pro- 

 ceeding to the lateral edge, \vhich is obtusely a little 

 contracted in that part : eZy^ra with four elevated lines, 

 interstitial spaces with transverse, elevated, somewhat 

 irregular lines, nearer to each other than their own 

 length. 



Length about one fourth of an inch. 

 6» O. obliquus. Black ; base of the elytra and each 

 side of the thorax yellowish. 

 Inhabits Indiana. 



Body black : antenna, second joint more than half as 

 long as the third : front tinged with ferruginous : thoraco 

 reddish-yellow, with elevated lines enclosing a turbinate 

 space in the middle, with an elevated line extending 

 from its centre to the anterior edge, and an oblique one 

 each side, extending to the lateral edge ; edge elevated ; 

 disk black, extending to the base : elytra reddish-yellow 

 on the basal half, terminated obliquely at the middle ; 

 elevated longitudinal lines and intermediate transverse 



black 



an 



