200 SCOLYTID^. 



to the apex. From P. bidentatus, which it equals in size, it may be 

 distinguished by the characters of the apex of the elytra, and by having 

 the thorax much more diflfusely and less strongly punctured behind. 

 L. 2-2^ mm. 



Blair Athol, Perthshire. One specimen swept from beneath fir 

 trees, Septembers, 1909, by Dr. Joy (Ent. Mo. Mag. xlv. (2 Ser. xx.), 

 1909, 269). 



