674 



NEW YORK STATE MUSEUM 



Spruce wood engraver 



PitxopJil horns ia>-itiiccps Lee. 



A minute, black or brown beetle excavates many short, radiating, curved galleries in 

 young ih ing red and blac k spruce. 



This niintite form excavates many short, radiatino-, curved galleries 

 from a large central chambc'r, working in the bark ami surface of the wood 

 of twigs and branches of d\ing trees and stems of )oiing, d\ing red and 

 black sprtice. This species ranges from western Maine to Morgantown 

 W. \\a., and westward to I!)etroit Mich., according t(j Dr Hopkins. Like 

 its allies, it is of comparati\'el\' little importance because its attacks are 

 confined to dving or dead trees, mosth' limljs. 



Buprestis maculiventris .Say. 

 A large, metalli( , flattened, o\al beetle about -'4 inc h buig, occurs on lialsam in July. 

 This species was taken on balsam at Lake Placid, JuK' to, i qo^. 

 Description. It is a brassy-brown beetle about 5^ inch in K-ngth, and 

 is easily distinguished, according to ^\\- Harrington, 

 by the reddish \ell()w \-entral spots on each side of 

 the abdoiuinal segments, and b\' smaller spots of the 

 same color on the anterior lateral margin of the 

 thora.x. The i)rothora.\ is rather coarsely, irregularly 

 punctured and the wing covers deeply striated 

 (according to Harrington frequently rumpled), tips 

 almost truncate. 



Life history. Mr. Harrington states that this 

 species is common on both old and }()img sjjruce 

 trees in |iine ami |ul\', antl ailds that he has liail the 

 beetles emerge from pine timl)ers about the end of Jime. 



Distribution. I )r LeCmite states that this species occurs in Pennsyl- 

 vania, Lake .Superior and Newfoundland. 



Fig. 20: Buprestis maculi- 

 ventris, enlarged (original} 



