collected in Vancotiver^s Island. 383 



Necydalis. 

 Necydalis Icevicollis. 



Capite thoraccque nigjis, hoc latitudine paulo longiore, convexo, ni- 

 tido, fere impuiictato, dorso vix canaliculato, autice posticcquo 

 traiisversim iiupresso, lateribus medio late rotundatis utrinque vix 

 subsiiiuatis ; clytris obscure ferrugineis, rugose punctulatis, apice 

 piceis et transversim profunde imprcssis ; abdomino supra piceo, 

 infra ferruginoo, pectore nigro ; pedibus obscure ferniginois ; an- 

 tennis nigro-piceis. 



Long. IGmiUim. 



One specimen. Differs from N. melUtus of Eastern America 

 bj the more robust and nearly smooth prothorax, whicli is 

 scarcely sinuated on the sides, and by the elytra being much 

 more deeply impressed near the tip. 



Leptura. 



Leptura JuscicoUis, Lee. Pac. R.R. Expl. & Surveys, 

 Ins. p. 65. 



Elongata, acneo-nigra; capite thoraceque confertissime subtiliter punc- 

 tatis, hoc transversim profunde bis constricto, lateribus medio an- 

 gulatis, dorso canaliculato et linea laevi notato ; elytris basi thorace 

 latioribus, ab humeris sensini angustatis, apice rotundatis, vix 

 subtruncatis, confertim fortiter punctatis, pube brevissima parce 

 vestitis, nigris, margine laterali, basali et apicali vittaquc angusta 

 dorsali testacea ornatis ; pedibus fuscis, femoribus rufis, anticis 

 supra, posterioribus apice fuscis. 



Long. 12 millim. 



Variat testacea, subaenea, capite thoraceque fusco-seneis, elytris 

 vitta lata submarginali paulo obsciiriore. (Lee. Pac. K.E.. Expl. 

 and Surveys, Ins. p. G5.) 



A fully matured specimen from Vancouver's Island evi- 

 dently belongs to the same species as the pale-coloured speci- 

 men from California previously described by me. It is allied 

 to the Alaskan L. Frankenhaeiiseri and macilcnta, and, apart 

 from differences in the colour, which I regard as of no impor- 

 tance, only differs from them by the larger size, and the convex 

 part of the disk of the prothorax not being fovcate on each 

 side of the dorsal channel. 



The two larger specimens are both females, and differ from 

 the male types of the Alaskan species by the more slender and 

 less elongated antennae, and by tlie more distinctly emarginated 

 eyes. I am inclined, in view of the great differences in colour 

 obsei'ved in certain species of AcmcvopSy to regard these three 

 forms as merely varieties of one species. They belong to a 



