OP PHILADELPHIA. 89 



This appears to be a much smaller species than the Hippohosca 

 eervi of Oliv., to which it is very probably allied, though on con - 

 parison with Oliver's description I conclude it is very sufficiently 

 distinct. It has, like that insect, slight rudiments of wings. 



[From Jour. Acad. Nat. Sci., Philadelphia, Vol. 3, 1823, pp. 139—216.] 



Descriptions of Coleopterous Insects collected in the late Expedition to 

 the Eocky Mountains, performed by order of Mr. Calhoun, Secretary cf 

 War, under the command of Major Long. 



Read Oct. 22, 1823. 



MANTICORA Fab. 



M. CYLlNDRlFOaMlS. — Dark chestnut-brown ; elytra irregularly 

 punctured. [1^0] 



Inhabits Arkansa. 



Body dark chestnut-brown, impunctured : head blackish : la- 

 brum bidentate : mandibles very strongly toothed : thorax nar- 

 rowed behind, not elevated ; a longitudinal impressed acute line, 

 a transverse obsolete arquated indented line before originating 

 at the anterior angles, and a still more obsolete line also originating 

 at the anterior angles and forming an angle behind the middle ; 

 base not sinuated, with a marginal and obsolete submarginal in- 

 dented line : scutel none : elytra joined at the suture, rather 

 paler than the thorax ; irregularly marked with unequal punc- 

 tures, many of which are preceded by a slightly elevated point ; 

 a submarginal and marginal elevated line, line of the edge acute, 

 iiot more elevated than the others : epipleura with larger and 

 more distinctly scabrous punctures. 



Length more than one inch. 



Found at the base of the Rocky Mountains. The abdomen is 

 much less dilated than that of 31. maxillosa. 



[Afterwards the type of Amhlychila Say. — Lec] 



CICINDELA Lin. Latr. 



1. C. SCUTELLARIS. — Green ; elytra, excepting the anterior 

 portion of the suture, reddish-brassy polished. 



Inhabits Arkansa. 

 1823.] 



