THE CANADIAN ENTOMOLOGIST. 195 



[A species of Ekodes, synonymous with Say's Elcodes (Blaps) 

 tricostata. 



FAMILY TENEBRIONIDiE. 



317. Upis ceramboides Linn. — Length of body 8-8^ lines. A 

 pair taken in the month of April, in Lat. 65 . Taken also in Canada by 

 Dr. Bigsby. [Abundant throughout Canada ; taken by Agassiz's Expe- 

 dition on Lake Superior.] 



Body dull-black, narrow, naked, minutely punctured. Head nearly 

 round depressed, porrected ; eyes lateral, kidney-shaped ; nose circum- 

 scribed by the segment of a circle ; antennae a little shorter than the 

 prothorax, joints obconical, four last lentile-shaped ; prothorax a little 

 wider than the head, oblong with rounded sides ; scutellum rounded at 

 the apex ; elytra taken together wider than the prothorax, a little dilated 

 beyond the middle, and then sloping to the apex, which is acute ; very 

 unequal with numerous irregular deep impressions and rugosities, variously 

 separated by a number of elevated lines or obtuse ridges running con- 

 fusedly in various directions ; legs long ; thighs incrassated ; tibiae and 

 tarsi slender. 



[234.] 3 1 8. Texebrio Mglitor Linn. — Length of body 7 % lines. 

 Taken in Nova Scotia by Capt. Hall. 



Body oblong-linear, minutely and numerously punctured, a little 

 glossy, naked, above piceous, underneath rufo-piceous. Head uneven, 

 nearly orbicular ; anteriorly rufo-piceous ; antennae and palpi rufo-piceous ; 

 prothorax transverse, sides rounded with a reflexed margin; posterior 

 margin wavy, just above which, on each side, is a roundish impression ; 

 posterior angles acuminate : scutellum transverse, subacuminate : elytra 

 scarcely wider than the prothorax, slightly furrowed, furrows punctured 

 with the interstices transversely somewhat wrinkled, and most numerously 

 and minutely punctured ; shoulders short, compressed and incrassated ; 

 cubit curved. 



[An introduced European species that has spread all over Canada and 

 the Northern States, and has become a great pest to millers, flour dealers 

 and house-keepers.] 



Tenebrio Penxsylvanicus Knock. — Length of body 8-9 lines. 

 Several specimens taken in Lat. 54 ; it was also sent me by Dr. Harris. 



