372 MKLA1SOTUS. 



rnllelis , striis punctatis , interstitiis plants perparce punctatis, 

 antennis (femince) pubescentibus , articulis 2 et 3 cequalibus. 



Long 7'". 



Melanothus glandicolor. MELSH, Proc. Acad. Nat. Sc. II, 152. 



One specimen from Pennsylvania in D r Melsht'imer , collec- 

 tion. This species is very distinct by the form of the thorax, 

 the sides of which are perfectly straight and oblique from the 

 tip of (he posterior angles to within one -sixth of the apex , 

 where they are suddenly rounded ; the carina of the posterior 

 angle is one -third the lenght of the thorax. 



Cratonychus glandicolor. LEC. Loc. cit. p. 477 , 17. 



15. M. EMISSUS. Longior , fuscus , cinereo-pubescens , fronle 

 non concava , thorace latitudine non longiore , lateribus paraL 

 lelis , antice rotundatis , modice punctato , densius ad latera , 

 angulis posticis bicarinatis , elytris a basi subanguslalis , striis 

 punclalis subimpressis , interstitiis parce punctatis , antennis 

 pedibusque testaceis , illis articulo 3 io sequente sesqui minore. 



Long. 4'", 1. 



One specimen , Georgia. More cylindrical than the preceding 

 (M. verberans) , with the elytra less narrowed posteriorly, and 

 easily distinguished by the sides of the thorax being nearly 

 parallel for three - fourths of iheir lenght. The punctures of 

 the thorax are finer and more numerous than in the next species 

 ( infawius). 



Cratonychus emissus. LEG. Loc. cit. p. 478 , 23. 



16. M. DUBIUS. Picco-niger, cinereo-pubescens, fronte non 

 concava , thorace latitudine non breviore , lateribus rectis , con- 

 vergentibus , apice rotundatis , parce punctato , subtilius ad 

 medium , postice canaliculato , elytris antice fere parallelis , 

 striis punctatis vix impressis , interstitiis rugose punctulatis , 

 pedibus antennisque rufts , his articulo 3 io sequente non breviore. 

 r~ Long. 3"' 3. 



