43° 



NEW YORK STATE MUSEUM 



A small, brownish black, yellowish-specked weevil about % inch long, occurs in early 



spring under poplar bark Dorytomus p a r v i c o 1 1 i s, p. 475 



A small snout beetle about }i inch long, irregularly clothed with grayish pubescence, 



occurs under poplar bark in early May Dorytomus v ageno tat u s, p. 475 



Stout, white naked caterpillars about 1*3 inches long, bore in poplar trunks 



Poplar carpenter worm, Cossus centerensis, p. 476 

 A pale whitish caterpillar bores in the smaller twigs of locust and causes a thickened, 



irregular growth, 1 to 3 inches long 



Locust twig borer, Ecdytoloplia i n si t i c i an a, p. 478 

 A yellow-marked, black beetle almost }4 inch long, may be bred from woodbine, sumac 



and possibly poison ivy Woodbine borer, Saperda puncticollis, p. 478 



A jet-black, highly polished curculio about y% inch long and with strongly grooved wing 



covers, occurs on ampelopsis or Virginia creeper, poison ivy and grape 



M a d a r e 1 1 u s uhdulatus, p. 479 

 Irregular, gall-like swellings at the base of alder stems followed by dying and breaking of 



the shoots Alder borer, Saperda obliqua, p. 480 



A small, legless grub boring irregularly in dead sumac and other twigs, may be the young 



of this beetle Li op us alpha, p. 481 



A small, thick, long-horned, brown or chestnut-colored beetle about % inch long, with ash 



gray markings, may be bred from the dead twigs and wood of a number of trees 



Spotted Leptostylus, Lep to stylus macula, p. 482 



Borers in dried, usually manufactured wood 



Pin holes less than 1 ,6 inch in diameter and galleries of the same size running in various 

 directions in wood, may contain linear, black, white marked beetles about 3/16 inch long 



W hite marked powder post-beetle Lyctus p a r a 1 1 e 1 o p i p e d u s. p. 483 



Burrows about % inch in diameter may occasionally be observed in telegraph poles, doors, 

 posts and similar places, and a large, dusky winged bee seen going in and out 



Large carpenter bee, X y 1 o c o p a v i r g i n i c a, p. 484 



Borers in decaying wood or species found under decaying bark 



A large, rather stout, black, white-marked beetle i_H> inches long, bearing two conspicuous 

 eyelike spots, is frequently met with in decaying wood 



Owl beetle, Ala us o-c u 1 at us, p. 485 

 A thick, fleshy, legless grub about 3 inches long when full grown, bores in roots and stumps 



of a number of trees Broad-necked Prionus, Prion u s 1 a t i c o 1 1 i s, p. 486 



A rather slender, brown beetle about 1^2 inches long and less than ^ inch broad, lives in 

 the larval stage in decaying trees 



Lesser Prionus, O r t ho s o m a brunneum, p. 487 



