486 REPORT OF NEW JERSEY STATE MUSEUM. 



MELALOPHA Hbn. 



M. albosigma Pitch. Hopatcong (Bt) ; Newark VI (Sb); throughout 

 northern New Jersey VI-VIII; larva solitary on willow and poplar. 



M. brucei Hy. Edw. Passaic VI, 18 (Wrms). 



M. apicalis Wlk. Hopatcong (Pm); 5-mile beach (Haim) ; common 



along the Hudson River Valley (Dyar), and local throughout the 



State; larva solitary on willow and poplar. 



M. inclusa Hbn. More or less abundant throughout the State; adults 

 V-VII and VIII-X; larva gregarious on willow and poplar. 



DATANA Wlk. 

 D. angusii G. & R. Hopatcong (Pm) ; Newark (Soc); Staten Island VI, 





Fig. 198. Yellow-necked caterpillar, Datana ministra: a, 

 larva; b, moth; c, eggs; d, single egg, enlarged. 



VII (Ds); New Brunswick (Coll); Freehold (U S Ag) ; locally com- 

 mon; larva on hickory, witch-hazel, huckleberry, etc. 



D. ministra Dru. Throughout the State VI & VII. The larva is the com- 

 mon yellow-necked caterpillar of the apple, which sometimes defoli- 

 ates nursery and even orchard trees. It feeds also on a great variety 

 of other fruit, forest and shade trees. 



D. drexelii Hy. Edw. Paterson VII, VIII (Gr) ; Caldwell VII (Bz) ; 5- 

 mile beach VIII (Haim), and at numerous intervening localities; 

 larva on huckleberry, witch-hazel and linden. 



D. major G. & R. Paterson VI, 23 (Gr) ; Newark VI (Soc); Staten 



Island VI, VII (Ds); New Brunswick VI (Coll); larva on witch-hazel, 



sumac, "Andromeda." 

 D. palmii Beut. Del. Water Gap (Pm) ; Hopatcong, larva VII, 4, pupa 



10-15, adults VIII (Dow) ; larva on huckleberry. 

 D. perspicua G. & R. Throughout the State VI-VIII; larva sometimes 



abundant on sumac VIII, IX. 

 D. integerrima G. & R. Throughout the State VI-VIII; the black larvae 



on hickory and walnut, often in great numbers. They are covered 



