222 GEOLOGICAL SURVEY OF NEW JERSEY. 



PHYLLOBROTICA, Redt. 

 P. discoidea, Fabr. 



Gloucester, rare — Liebeck. Hudson county — Linell. Newark 



— Bischoff. 



DIABROTIOA, Chevr. 

 D. 12-punctata, Oliv. 



D, vittata, Fabr. 



Both species are extremely common throughout the State. 



D. atripennis, Say. 



Hudson county — Linell. Caldwell, rare — Crane. 



TRIRHABDA, Lee. 

 T. tomentosa, Linn. 



Newark. Orange Mountains, not rare — Smith. Madison. 

 Var. virgata, Lee. 

 Var. canadensis, Kirby. 



With the type form, and sometimes replacing it. 



ADIMONIA, Leach. 

 A. americana, Fabr. 



Atlantic and Cape May counties, rare — Wenzel. 



Var. cribrata, Lee. 



Newark. Quite generally distributed, not rare — Smith. 



A. rufosanguinea, Say. 



Generally distributed, common — Wenzel. Newark. 

 A. conferta, Lee. 



New Jersey — Henshaw. 



A. cavicoUis, Lee. 



New Jersey — Henshaw. 



GALBRUCA, Geoff. 

 G. sagittariae, Gyll. 



Generally distributed, common — Wenzel. Caldwell, common 



— Crane. Madison. 



G. decora, Say. 



Anglesea, in July — Schwarz. 



