AMERICAN COLEOPTERA. 177 



tlio head is densely and finely punctured, with a transverse impression 

 just in front of the eyes, and another near the tip of the heak, which 

 is feebly carinate ; prothorax not longer than wide, strongly narrowed 

 in front, broadly impressed on the sides near the tip; punctuation fine 

 and very dense, with scattered, very large punctures intermixed ; elytra 

 with deep striae of large quadrate punctures, intervals convex, rugose 

 and tuberculate, the suture and alternate ones more elevated and ser- 

 rate; front tibiae with a few moderate teeth near the tip. Long. 

 4 mm. 



The following species are unknown to me : 

 Oryphalua striatulm Mannerheim, Bull. Mosc. 1853, 235. — Alaska. 

 Bostrichus termmaUs Mannerheim, Bull. Mosc. 1843, 298. — Cali- 

 fornia. 

 Tomicus grancUcollis Eichhoff, Berl. Ent. Zeitschr. 1867, 402. 

 Tomicua decrctus Eichhoff, Berl. Ent. Zeitschr. 1867, 402. (Seems 



allied to Xijlehorus cselatus.') 

 Apafe (Lepisomus) hrevicornis Kirby, Fauna Bor. Amer. iv, 194. — 



Hudson Bay Territory. 

 Apate r'ufitarsis Kirby, Fauna Bor. Amer. iv, 193. — Hudson Bay 



Territory. 

 FMoeophthorus granicolUs Eichhoff, Berl. Ent. Zeitschr. 1868, 149. — 



Carolina, Tennessee. 

 Hi/hsinuH? glohosus P]ichhoff, Berl. Ent. Zeitschr. 1868, 149. — Amer. 



bor. 

 Hyksinus pndnosus Eichhoff, Berl. Ent. Zeitschr. 1868, 149. (Seems 



not to differ from H. aculeatus Say, in any essential character. ) 

 Dauhoctonus ? graniger Eichhoff, Berl. Ent. Zeitschr. 1868, 147. — 



Texas. 

 Dendroctonus ? Haagii Eichhoff, Berl. Ent. Zeitschr. 1868, 148. — 



Amer. bor. 

 Hi/lastes cristatus Mannerheim, Bull. Mosc. 1853, 239. — Alaska. 

 Jiylasfes sakhrosus Eichhoff, Berl. Entom. Zeitschr. 1868, 146. — 



Carolina. 

 Jlj/Iastes riijipes Eichhoff, Berlin Entom. Zeitschr. 1868, 147. — 



Carolina. 



