60 



Corticaria rugulosn Le Conte. Proceed. Acad. Nal. Se. 

 1855. p. 300. 5., elongata, parum convexa, picea, 

 parce breviter cinereo - pubescens; thorace sub- 

 quadrato, latitudine vix breviore, lateribus et basi late 

 rotundato, confertim punctulato, ad basin vage foveato, 

 angulis posticis obtusis; elytris thorace haud sesqui la- 

 tioribus, oblongo - ovalibus, tenuiter seriatim punctatis, 

 interstitiis transversim rugosis, punctulatis; pedibus an- 

 tennisque flavis, his clava fusca 



Long. 3 /< 1. — lat. V, 1 



Pensylvanie. 



Corticaria Kerbyi Le Conte. Proceed. Acad. Nat. Se. 

 1855. p. 300. 6., picea vel testacea, subelonga- 

 ta, parum convexa, breviter cinereo pubescens; 

 thorace latitudine fere sesqui breviore, subquadrato, la- 

 teribus serratis, parum rotundato, angulis posticis promi- 

 nulis, basi late rotundata, confertim subtiliter punctato, 

 ad basin vage foveolato; elytris oblongo-ovalibus, thora- 

 ce haud sesqui latioribus, seriatim punctatis, interstitiis 

 punctulatis, transversim subrugosis; antennis pedibusque 

 flavo-testaceis. 



Long. 3 / 4 1. — lat. V, 1. 



Amer, boréale. Lac supérieur. 



Corticaria nigricollis Zetterstedt. 1ns. Lapp. p. 199. 

 6., subglabra, nigra, antennis, elytris confertim 

 tenuiter punctato - striatis, interstitiis punctula- 

 tis, pedibusque fusco - testaceis; thorace breviore, 

 transverso, lateribus rotundatis,. obsolète denticulatis, fo- 

 vea antescutellari rotunda. 



Long, paulo ultra '/, 1. 



Laponie méridionale. 



