352 REPORT OF NEW JERSEY STATE MUSEUM. 



D. xanthomelaena Dalm. Throughout the State, VII, VIII; the "Spinach 

 flea beetle," which has not yet been injurious with us. Natural food 

 plants are "Chenopodium," "Stellaria" and perhaps "Amaranthus" 

 (Ch). 



D. collata Fab. Ft. Lee (Bt) ; Hudson Co. (LI); Anglesea (W) ; g. d. 

 (Li). 



D. mellicollis Say. Hudson Co. (LI); Clementon V, 30 (GG) ) ; Sea Isle 



V, VI (Brn); Anglesea VII, and g. d. (W). 

 The record of "cervicalis" Lee. is an error. 



HALTICA Geoffr. 



H. bimarginata Say. New Jersey (Horn). 

 H. chalybea 111. The ''grape flea-beetle"; occurs throughout the State 



V-VII and is sometimes locally injurious. Can be readily controlled 



by the use of arsenites when the larvae are feeding. 

 H. ignita 111. Throughout the State V-VIII; attacks strawberry (Ch), 



and is common on "Azalea," "Rosaceae," etc. (Hn). At Anglesea a 



small, southern, green form occurs (W). 



H. kalmise Mels. With the preceding and is a cupreous form, feeding on 

 "Kalmia latifolia" (Ch). 



H. marevagans Horn. Throughout the State VI-IX on evening prim- 

 rose; more common in South Jersey, and especially along shore. 



H. fuscoaenea Mels. Orange Mts. (Bf) ; Atl. Highlands VII, 11 (Lv); 

 throughout South Jersey V-IX; especially common along shore on 

 evening primrose, the foliage of which is sometimes completely 

 riddled. 



H. rufa 111. Greenwood Lake VI (Sf) ; Orange Mts., Newark (Bf ) ; Spots- 

 wood (Jl). 

 The "punctipennis" Lee. of last edition is an error. 



ORTHALTICA Cr. 

 O. copal ina Fab. Throughout the State VII; on sumac (Ch). 



CREPiDODERA Chev. 



C. rufipes Linn. Throughout the State VI, VII; common. On honey 

 locust (Bf), and sometimes injurious to grape, peach, apple and 

 other fruit trees. 



C. helexinus Linn. Throughout the State V-IX, common on willow 

 and poplar; exceptionally attacks leaves of fruit trees (Ch). 



C. modeeri Linn. South Orange (Lg). 



C. atriventris Mels. Throughout the State in July. 



EPITRIX Foudr. 



E. fuscula Cr. Throughout the State, not common, on "Solanacea." 



E. cucumeris Harr. The "cucumber flea-beetle"; found everywhere 

 throughout the summer on potatoes and other "Solanacea" as well 



