6i 



margin ootusangalar, suhcrcnaic, aiul rtllexfl ; dislc longiiudinally im- 

 l);'.nrtiirc(l, and ol)solclfly channelled : s« uiclliini channdicd. i'iipiin<t'.ircd : 

 elytra furrowed ; ( iibit scrrubtc and denticulate, two s'u;;) t.teth longer 

 than the rest at the a;)e.\ ; tarsi chestnu!. 'I'his !•> ihc smallest spec ie> of 

 the stag beetle tribe [Vlaced, with a mark of int Trogation, as a synonyni 

 fif P/(i/yirr!/< (/,-f>iiSsns Lc:. This .spccifi', name \\ prcor'"ui)iod by ^i' 

 I.eay's Ccruchu.< />itcus. P. Drpnssu.^ is taken in Canada.] 



193. Passaij.s I NTiiRRUFTL'S /.//<;;;. -Length of body 1J4 -''*> nr^h. 

 Many taken in the journey from N>w \'ork to Cinnberlund house. 



Body black or piceous, uniierneath sometimes nifc-piicous, imfamc- 

 tared, glossy. Head with a crooked horn between the eyes jiointing 

 towards the nioatli. and a triangular elevation adjoining each eye on the 

 inner side : labrum with a deep sinus ; mandibles vviih diree teeth at the 

 extremity, and one in the middle of the ujiper side ; knob of the antenntr 

 consisting of three hairy joints, the outer one th!<:kcr than th-. ot-Mjrs and 

 curved : proth')rax channelio I. impressed on each side near the bisc ; 

 under a powerful lens sewrd scattered very minute punctures may 1 e 

 discovered on its surface : tiie cn'a, or undersides of tb.e prothorax, arc 

 likewise punctured, and sou with tawny hairs ; elytra furrowed: fc.rrous 

 punctured : cubit many-tootiv.-d : intermediate tibiic densely bearded, c!i 

 the outside, with tawny hairs. 



The l)ent or nodding horn ^w the iiead of die species lure described 

 has generally been taken for » sexual character ; Inii 1 am in< lined to 

 regard this as a mistaken noti(^n. Specimens thus circumstanced, as far 

 as I have been able to ascertain, have hitherto lie^n found only in North 

 America ; while those with a tuberculated head are found in various ]uris 

 f«r South America, in tlie East and West Indies : and I have one in my 

 cabinet from New Holland. Eleven specimens of the former v.xre col- 

 lected in the Expedition, varying in .size, and not a single one of the latter. 

 [Genera.lly known by the Fabrician name of /'. coi nufus. '1 Vvken fre({uently 

 in the southern and Avcstern jwrts of Ontario. ! 



IWMH.V KLATKRllJ.];. 



[145.] J 94. Campylus DENTicoRNis, A'/>/>]'. - Length of bod> 6 line.'-. 

 Taken in C'anada by Dr. Bigsb\ . 



'I'his is the American representative of C- mtsomdaa^ from wliich it is 

 sutiiciently distinguished by its toothed antennae and lojiger })rothorax. 

 Body linear, black, hairy with pale decum!)ent hairs. Head punctured ; 

 antennae longer than the prothorax, filiform, with all the joints., except the 

 scape, pedicel, and terminal one, terminating at their internal extremity in 



