THE MOUNT DESERT REGION 181 



Calloides Leconti' 



C. nobilis (Harris) (14674). This beautiful beetle, as its 

 name indicates, is scarce anywhere. But two specimens 

 taken, June 23 and July 4 (E. B. Procter). It is to be looked 

 for on freshly cut logs. Probably its northern limit. 



Xylotkechus Chevrolat 



X. colonus (Fab.) (14679). The Rustic Borer is found in 

 nearly all of the hardwood trees and has been reported 

 from hemlock. Bar Harbor, July 30- Aug. 2. 



X. undulatus var. fuscus (Kby.) (14691c). Larvae have 

 been found in hemlock, fir, spruce and larch. Adults mate 

 latter part of June and may be taken on piles of cord wood 

 and around clearings. June 24-July 20. Common. 



Neoclytus Thomson 



N. kirbyi Auriv. (14708). On pine log Bar Harbor, July 22 

 (Br.). 



N. muricatulus (Kby.) (14713). Larvae reported from 

 spruce, larch and pine. Breakneck Brook, June 16. Bar 

 Harbor; S. W. Harbor; Long Pond, July 16-29. 



N. acuminatus (Fab.) (14717). Larvae reported from a 

 great variety of hardwoods but it is scarce here, only three 

 individuals having been taken ; Lake Wood, July 3 ; Corfield, 

 July 28; Long Pond, June 27. 



Anthoboscus Chevrolat 



A. ruricola (Oliv.) (14728). Frequents maple, oak, birch 

 and beech. Corfield; S. W. Harbor; Chasm Brook; Peni- 

 kese, June 25-Aug. 21. 



Clytus Laicharteg 



C. margin icollis Cast. (14734). Bar Harbor on rocket- 

 plant, Aug. 5. 



