CATALOGUE .OF INSECTS. 455 



D. ministra Dru. Occurs throughout the State in VI and VII. The larva is 

 the common "yellow-necked caterpillar" of the apple, which sometimes 

 causes considerable injury on nursery trees : it feeds also on a great 

 variety of other fruit, forest and shade trees. 



D. drexelii Hy. Edw. Stateu Island, VI (Ds), Newark (Ang), and will be 

 found throughout the State : larva on huckleberry, witch-hazel and 

 linden. 



D. major Grt. and Rob. Newark, VI (Soc), Staten Island, VII (Ds), New 

 Brunswick : larva on witch-hazel, sumac and Andromeda. 



D. palmii Beut. Del. Water Gap (Pm), larva on huckleberry (Bt). 



D. perspicua G. and R. Newark, VIII (Bwl), Staten Island (Ds), Hopat- 

 cong (Pm), g. d., VI-VIII : larva sometimes very abundant on sumach. 



D. integerrima G. and R. Caldwell (Cr), Newark (Soc), VIII (Bwl), Staten 

 Island, VI, VII (Ds), New Brunswick, Hammonton, g. d., not rare : 

 larva sometimes common and locally injurious on walnut and hickory ; 

 though it also feeds on other plants. 



D. contracta Wlk. Newark (Soc), Staten Island (Ds), and have seen it 

 throughout the State, VI, VII, IX, X : the larva is locally common on 

 oak, chestnut and rarely hickory. All the larvae in this genus are gre- 

 garious and live in large colonies though forming no web. 



IANASSA Wlk. 



I. lignicolor Wlk. Caldwell (Cr) ; g. d., not rare: larva on oak, beech and 

 white birch. 



DASYLOPHIA Pack. 



D. anguina S. and A. Newark, VII, 2 (Sb), Jersey City and throughout the 

 State ; adults, VI, VIII : larva on locust, false indigo, clover, &c. 



D. thyatiroides Wlk. = interna Pack. Rare near New York, VII, larva 

 on Hickory (Bt), Jamesburg, one specimen. 



SOHIZURA Doub. = CCELODASYS Pack. 



S. concinna S. and A. Occurs throughout the State, and is sometimes com- 

 mon : adults, V, VI and VIII, larva in colonies on a great variety of 

 plants, including most of our orchard and small fruits. 



S. eximia Grt. Morris Plains (Edw). A rare species: the larva on apple, 

 willow, maple and other trees. 



S. ipomceae Doubl. = biguttata Pack. Hopatcong (Pm), Staten Island, VI 

 (Ds), Newark, VI, VIII (Wdt) ; g. d., not rare, VI, VII, VIII ; larva on 

 blackberry, huckleberry, maple, oak, birch, &c. 



The varieties telifer Grt., and cinereofroiis Pack., occur with the type, but are 

 less abundant. 



S. unicornis S. and A. Newark, V (Wdt), Staten Island, VI (Ds), Hopat- 

 cong (Pm), throughout the State and sometimes in numbers : the larva 

 feeds on most orchard, many shade and forest trees and some shrubby 

 plants. 



