( 



North American Coleopterous Insects. 165 



Inhabits North Carolina. 



Body black, punctured : head fulvous : mouthy eyes 

 and antenna black ; the latter, with the three ultimate 

 joints as broad as long, subquadrate, narrowed at base, 

 the last one oval: thorax fulvous, of nearly equal width; 

 a transverse rectilinear, indented line on the anterior sub- 

 margin, and indented points each side: elytra with regu- 

 lar stri^ of large punctures, much w^ider than the inter- 

 stitial lines. 



Length less than one fourth of an inch. 



The only specimen I have seen was sent to me by 



Dr. Harris for examination. 



2. E. damicorne, F. (Tillus.) In his description 

 Fabricius says, " Antennarum articulis duobus ullimis 

 dilato-Gompressis, acutis," but there are, of course, three 

 dilated ultimate joints. 



r 



Ptinus, L- , 



P. humeralis. Reddish-brow^n ; thorax quadrituber- 

 culate ; elytra with two bands widely interrupted by the 



suture . 



Inhabits Pennsylvania ; Massachusetts, Harris. 



Head pale reddish-brown, with incumbent pale ferru- 

 ginous hair ; vertex glabrous : thorax reddish-brown, with 

 incumbent, pale ferruginous hair; an acute, elevated 

 tubercle on each side, and two longitudinal obtuse ones 

 on the disk, separated by a groove : scutel with prostrate^ 

 cinereous hair : elijtra dark reddish-brown, somewhat 

 paler at base, with rather rigid elevated hairs and regular 

 striae of rather large, impressed punctures ; two remote 

 Avhitish bands interrupted at the suture. 



> 



VOL. !• PART II. 



22 



