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194 



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Say^s Descriptions of new 



parallel^ blackish bands : elytra black ; basal third, a nar- 

 row, undulated band behind the middle, and tip in which 

 is a small black spot, yellow ; a black dot on the hume- 

 rus : beneath yellow, sutures and feet black. 



Length nine tenths of an inch. 



Somewhat like C. decorus, Oliv., and spectosuSy Nob., 

 but the bands of the elytra and other characters are essen- 

 tially different. I first observed it near the end of August. 

 It is a remarkably fine insect. 



2. C. cdpreoy Nob. Occurred at New Orleans. 



n" 



Stenopterus, lUig. (Necydalts, Fabr.) 



S. sanguimcolKs. Blackish, thorax sanguineous- 

 Inhabits Indiana. 



Body black, with cinereous hairs, punctured : thorax 

 sanguineous, inequal, with three more obvious elevations : 

 elytra with a longitudinal, slightly elevated line ; disk ob- 



*j 



feet 



thighs and tip of the tibiae black. 



an 



It is more slender than S. pmustus^ Fabr. ; but the 

 thoracic and elytral elevations are somewhat similar. 



• 



MoLORCHUs, Fabr. 



M. mellitus 



and 



tlie antennae honey-yellow. 



Inhabits Indiana. 



Body black : head indented between the antennae : 

 antenna about as long as the body, basal joint rufous : 

 thorax subcylindrlc, contracted before the middle, and 

 with an indented longitudinal line : elytra with a dull 



