21 G Annals of the Carnegie Museum. 



285. P. flabellatus Ball. 



Greensburg, September 25. By close sweeping of low weeds 

 on a dry hillside at the edge of a wood I succeeded in capturing 

 both forms. 



Genus STOBERA Stal. 



286. S. tricarinata Say. 



Allegheny City, Butcher's Run, October 27, 1899; Greens- 

 burg, September and October. Sweeping grass in meadows. 



Genus LIBURNIA Stal. 



287. L. ornata Say. 



(ireensburg, October 20. Feeds on grass. 



288. L. puella VanDuzee. 



Greensburg, October 22, 1902. A grass feeder. 



Family CERCOPID^E. (Spittle-insects or Frog-hoppers.) 

 Subfam i ly APHR OPHORIN. E. 



Genus LEPYRONIA Amyot et Serville. 



289. L. quadrangularis Say. 



(jreensburg. May 7 to June 7, 1903. A lighter-colored form 

 occurred from August 5 to October 22. On hazels, maples, and 

 small bushes. 



Genus APHROPHORA German 



290. A. quadrinotata Say. 



Erie, Patton, (Treensburg, Pittsburgh, May. Occurs again 

 from July to September. On small trees and weeds in neglected 

 fields. 



291. A. parallela Say. 



Erie, July and August {Hoiry K/agcs). Patton, July 22, 

 1904. On pines. 



Genus CLASTOPTERA Germar. 



292. C. protea Fitch, var. flava Ball. 



Greensburg, July 19, 1902, four specimens were obtained while 

 sweeping weeds in a shaded spot. Patton, July 22, 1904, one 

 specimen. 



293. C. xanthocephala Germar. 



Greensburg, October 2, 1900. One specimen. 



