«7 



colour and size, and the elytra advance 5.0 grad\i:il!y from pale rufous to 

 black, or vice vcr.^a, there can be little doubt of the identity of the 

 different varieties. [This very variable species is common throughout 

 Canada. It belongs to the genus /Unurops Lee] 



[iJ^j.] 252. Lki>ti RA LoNGicF.i'S Kirbx. — Length of l)ody -} line;'. 

 Several specimens taken in Lat. 54° and 65^ 



Lake the preceding spcries but shorter in proportion vvitli a longer 

 head. Ek)dy black, pimoturcd, lioary with rather silvery down : head as 

 long or longer than the prothorax ; eyes pale, subirlangular ; antennae 

 with the second, third and fourtli joints slenderer than the rest : prothorax 

 shaped as in L. Proteus, constricted before, de})rcssed behind, but without 

 diverging angles, < hannelled but with no gilibosity on each side the 

 channel : elytra nearly linear, veiy thickly punctured, dirt\-yellow, with a 

 dusky lateral blotch extending from the base beyond the middle of the 

 elytrum, suture and subtruncated apex black ; down yellowish. [Belongs 

 to AcmcFops Lee] 



KND OF CEKAMBYCIDiK. 



[190.] 253. Anoiuum foveatum Kirby. — Length ot body 2 lines. 

 A pair taken in Lat. 65". 



This species veiy closely resembles A. striatmn^ of which it may be 

 regarded as the American rejjresentative. It differs pjrincipally in having 

 a racher large excavation in the middle of the elevated back of the pro- 

 thorax, the sides of which are armed with a triangular tooth or promi- 

 nence. 



The male is obscurely rufous, both above and below, the female is 

 browner above. [I'aken in Canada by Mr. Billings. Belongs to the 

 genus Hadrobtrgmus.'\ 



254. Cis MiCANS Fabr. — Length of body i line. Two specimens 

 taken in the Expedition. 



Body subcylindrical, black-brown, glossy, with numerous short upright 

 pale rather glittering hairs ; minutely bul not very visibly punctured. 

 Head rather flat and lacunose ; antennae and legs testaceous. Prothorax 

 anteriorly sinuated on each side with the middle lobe rounded and pro- 

 jecting a little over the head ; sides slenderly margined ; Dosterior angles 

 rounded. Punctures of the elytra seem almost, but very indistinctly, 

 arranged in rows. 



[J9I.] FAMILY SCOLYTID^.. 



255. ToMicus PiNi 6'a>'.— Length of body I ^ — alines. Frequently 

 taken in the journey from New York to Cumberland-house, and also in 

 Lat. 65'. 



