CURCULIONIDES. 291 



Body black, punctured : rostrum arquated, compressed, pice- 

 ous towards the base ; with an impressed, punctured line ; an- 

 tennae piceous : thorax with dense punctures, destitute of obvi- 

 ous elevations : scutel concave, polished : elytra with series of 

 punctures rather wider or as wide as the interstitial lines, which 

 also have a series of small punctures ; tip dull piceous : feet 

 rufous, with black incisures. 



Length about three-tenths of an inch. 



In general shape it resembles R. immunis nob., but the thorax 

 has not very obvious elevations and is more generally punctured ; 

 the punctures of the elytral series are larger and the interstitial 

 lines have a series of small punctures ; the feet also are rufous. 



10. 11. INAEQUALIS. — Thorax with numerous discoidal punc- 

 tures ; elytra with the punctures in the series remote. 



Inhabits United States. 



Body black, more or less covered with a dirty brown pigment 

 or crust, punctured : rostrum moderate, compressed, arquated, 

 with an impressed line at ba.se ; thorax with discoidal punctures 

 and from one to three slight elevations : elytra with obvious 

 striae, in which are remote punctures ; interstitial lines with ob- 

 long, longitudinal punctures ; sutural line with a .series of small 

 close set punctures. 



Length nearly one-fourth of an inch. 



The elytral punctures are remote in the striae, and those of the 

 interstitial lines are much elongated. 



11. 11. C0MPRESSIR06TRIS nob. {Caltindra) Journ. Acad. Xat. 

 Sc. 1823. Amer. Ent vol. 1, pi. 9. 



Gemar, Coleopt. Sp. Nov. 1824. [24] 



COSSONUS Clairv. 



1. C. OORTICOLA. — Black ; thorax impressed behind ; rostrum 

 with an indented line between the eyes, and another on the mid- 

 dle of the rostrum. 



Inhabits United States. 



Curculio corticola Melsh. Catal. 



Body deep black, immaculate, punctm'cd; head, punctures 

 minute and remote upon the vertex and becoming larger and 

 more dense towards the tip of the rostrum ; a profoundly in- 

 dented dilated line between the eyes ; rostrum dilated towards 



