INSECTS AFFECTING PARK AND WOODLAND TREES 



427 



A golden yellow and black wasplike, clearwing moth having a wing spread of 1% inc hes, 



is very injurious to red oak Memythrus si m u 1 a n s, p. 438 



A brown-headed, greenish krrva with rose-colored elevated points, about \ l /2 inches long, 



bores in black oak 



Lesser oak carpenter worm, Prionoxystus macmurtrei, p. 439 

 A small, black, yellowish, gray-marked, long-horned beetle may be reared from dead 



limbs of hickory, oak and other trees Lepturges q u e r c i, p. 439 



A black beetle about fa inch long, variably marked with dark orange red, occurs on scrub 



oak Leptura v a g a n s, p. 440 



A grayish,- narrow, triangular beetle from f% to % inch long, may be met with on hickory 



in early June Toraoxia b i d e n t a t a, p. 441 



A narrow, triangular, brownish, gray-marked beetle about 3 /,6 to 5 /,6 inch long, occurs on 



decaying hickory in early June Toraoxia 1 i n e e 1 1 a, p. 441 



A small, cylindric, stout, black, red-shouldered beetle about l / s inch long, makes short, 



curved galleries in the branches of a number of deciduous trees 



Red-shouldered twig borer, Sinoxylon b as i 1 are, p. 442 

 A flat-headed, yellowish white grub bores in the trunk and limbs of pignut hickory, trans- 

 forming to a flattened, hard-shelled, lurid, dull brassy colored beetle 



T.urid Dicerca, Dicerca obscura var. lurid a, p. 442 

 A stout, black beetle with golden yellow spots and transverse bars on its wing covers, 



accurs on chestnut, oak and hickory in midsummer. . C a 1 1 o i d e s n o b i 1 i s, p. 443 

 A slender, blackish, gray-marked beetle about inch long, mines as a larva the inner 



bark and sapwood of chestnut and oak 



Thunderbolt beetle, Arhopalus fulminans, p. 444 

 A black, slender, cylindric, long-horned beetle about f6 inch long, is easily reared from 



hickory twigs Dorc a schema nigrum, p. 444 



A brownish black, red-bordered beetle about }4 inch long, bores as a larva in hickory 



Red-edged Saperda, Saperda lateralis, p. 445 

 A small, jet-black beetle about % inch long and with an oblique white line on each side, 



works in hickory and chestnut branches Euderces picipes, p. 445 



A cylindric, brownish beetle about 3/t6 inch long, makes holes of nearly uniform diameter 



in hickory and oak Hickory timber beetle, Xyleborus celsus, p. 446 



A short, stout, black beetle about '/^ inch long, may be bred from hickory twigs 



Hickory twig borer, C h r a m e s u s h i c o r i a e, p. 448 

 A slender, odd looking larva with a prominent hump on its neck, and leaflike, fleshy 



appendages at the end of its back, excavates extensive galleries in the heartwood and 



sapwood of living and dead chestnut and oak 



Chestnut timber worm, Lymexylon sericeu m, p. 449 



