INSECTS AFFECTING PARK AND WOODLAND TREES 



455 



Distribution. This species probably lias a wiilc distribution in llu- 

 northeastern United Stales, since it has been recorded from Arkansas, Ken- 

 tuckv, Cincinnati O., southwestern Pennsylvania, Buffalo X. ^'., New Jersey 

 and the District of Colunilna. 



Goes pulverulentus llald. 

 This species appt-ars to present an interesting^ diversity of food habits 

 in various localities as illustrated \)\ the following records. It occurs in 

 elm about Lowell Mass., as recorded by Blanchard, affects ironwood in the 

 vicinity of Xew ^'ork as stated 1)\- Mr Joutel, and local entomologists about 

 New York record it from beech. 



Cossonus platalea Say 



A nattened, jet-black, snout beetle about J4' inch in length, sometimes occurs in 

 considerable numbers in butternut, jxiplar and other woods. 



This boretr was bred in abundance from a section of butternut wood 

 cut the previous \ear and sent to us by Mr George S. Graves of Newport 

 N. Y. The insects emerged in early April, and with them 

 were also obtained some specimens of Stenoscelis 

 b r e V i s W Oil. 



This jet-black beetle, about '4 inch long, may be 

 recognizetl by its somewhat de])resseil form ; short, rather 

 stout beak, and reddish antennae. * The head is prolonged 

 into a somewhat e.\i)anded l)eak, which latter is rather 

 coarsely punctured ; prothora.x smooth, with irregular, large 

 punctures; wing covers deeply striate with si^ries of rather 

 large, .separate • jjunctures. It occurs in large numbers 

 under dead butternut bark in September and October and ''^ "^, c-s,.nus 

 has been bretl from butternut wood. This beetle rims '"'"='"•' ' 

 ninnerous irregular galleries which, in the case under obser\ation, were 

 tilled with fimgus. It has been obtained i)y l)rs Ilamilton and llo|)kins 

 from \ind(T dead while walnut l)ark, while 1 )r .Smith records it from uiuler 

 [)artlv decayetl poplar bark. This species |)r()l)ably inhabits the north- 



