Determinations and Records of bisects. 309 



pellucida Fieb. July, in oats-stubble field; August, at night, taken 



at trap light. (Det. by H. Osborn.) 

 puella Van D. July, in cornfield. (Det. by H. Osborn.) 

 tiickeri Van D.-- September. (Female type.) 



Family CercopidjE. 

 Clastoptera xanthocephaJa Germ. May, July, in cage in oats field. 

 xanthocephala, glauca Ball. October, in the oats field. 



Family JASSID.E. 

 Subfamily Bythoscopinse. 

 Agallia bigclovi^ Bak. October, at night, by sweeping. (Det. by H. 

 Osborn.) 

 sangninolenta Prov. July, in alfalfa field. 

 uhleri Van D. August. 



Subfamily Tettigoninse. 

 Oncometopia latei-alis Fab. July, in cornfield; August; October, in oats 

 field. 

 undata Fab. July and August. 

 Diedrocephala reticulata Sign. July, at night, taken at trap light. (Det. 

 by H. Osborn.) 

 versnta Say. July, taken while pairing. 

 Draciilacephala mollipes Say. May, at dusk, in oats field; June and July, 

 at night, taken at trap light; July in corn and oats field; No- 

 vember. 

 Xerophloea viridis Fab. June, in oats field, and at night, taken at trap 



light. (Det. by H. Osborn.) 

 Gypona cinerea Uhl. September, at night, taken at trap light. (Det. by 

 H. Osborn.) 

 octolineata Say. August; August, at night, taken at trap light. 



(Det. by H. Osborn.) 

 pectoralis Spang. July to September, at night, taken at trap light; 

 September. 



Subfamily Jassinas^ 

 Xestocephalus pulicarius Van D. September, at night, taken at trap light. 



( Det. by H. Osborn.) 

 Spangbergiella vulnerata Uhl. September, at night, taken at trap light. 



(Det. by H. Osborn.) 

 Platymetopiu.'i frontalis Van D. July, in wheat-stubble field; October; 



October, twilight and at night, taken by sweeping. 

 Deltocephahis ahhreviatus 0. & B. July. (Det. by H. Osborn.) 



inimicus Say. June, in cage in oats field ; June and July, at night, 



taken at trap light; October, in oats field. 

 oculatus O. & B. August, at night, taken at trap light. One male. 



(Det. by H. Osborn.) 

 sonorse Ball. June, in oats field; July, in wheat field; July and 

 and August, at night, taken at trap light. 



22. Bui. Buf. Soc. Nat. Scs., v. 10, June, 1912, p. 506. 



