THE INSECTS OF NEW JERSEY. 403 



TOMICUS Latr. 



T. calligraphus Germ. Throughout the State; mines under green bark 



of dead or dying pines (Hpk). 



T. cacographus Lee. With the preceding on pine and spruce. 

 T. pini Say. Newark CBf ) ; DaCosta VI, 2, and still in the wood VII. 7 



(W); Avalon VIII, 2 (GG) ; infests pine and spruce (Hpk). 



MICRAC1S Lee. 



M. asperula Lee. New Jersey (Jiil). 



M. opacicollis Lee. Throughout the State, winter and spring, in small 



oak twigs; common. 

 M. suturalis Lee. Newark (Bf). 



THYSANOES Lee. 



T. quercus Hopk. Eagle Rock (Bf) ; infests the bark of dead oak and 



chestnut twigs (Hp). 

 T. fimbricornis Lee. Westville VI, 16, Chews Landing VI, 9, on hickory 



and just leaving the wood (W). 



SCOLYTUS Geoff. 



S. quadrispinosus Say. Throughout the State in July; bores under bark 

 of feeble or dying hickories and often kills shade trees that would 

 otherwise have recovered under stimulating treatment. 



S. muticus Say. Newark (GG). 



S. rugulosus Ratz. The fruit bark beetle; 

 common throughout the State, often hast- 

 ening the death of all sorts of fruit trees. 

 A tree once thoroughly infested should be 

 cut down and destroyed; one just attacked 

 may sometimes be saved by stimulating 

 treatment. 



CHRAMESUS Lee. 



C. icoriae Lee. Throughout the State V & VI, 

 boring under bark of cut or dying hickory 

 branches. 



Fig. 169. Fruit bark-beetle, 



PHLCEOTRIBUS Latr. Scolytus rugulosus; 



enlarged. 



P. liminaris Harr. Hopatcong (Pm); Orange 



Mts. V, 19 (Bf); attacks living peach, plum, cherry (Ch), mining 



under green bark (Hpk). 

 P. frontalis Oliv. New Jersey (Jiil); under green bark of Mulberry 



(Hpk). 



