WiRT.VF.R: Hk.mii'ikra ok Wf.sjern Pf.nnsvlvania. 217 



294. C. obtusa Say, var. achatina Get mar. 



Greensburg and Patton. The insect lives on hickory, maple, 

 hazels, and other trees. 



Superfamily Jassoidea. (Tiik Leai'-iioppers.) 

 Family BYTHOSCOPIDiE. 



(ienus P.YTHOSCOPUS Germar. 



295. B. variabilis Fitch. 



Greensburg, July i, 1901. One specimen. It is reported 

 to occur on birch and black spruce. 



296. B. fenestratus Fitch. 



Greensburg. One specimen only was captured. It is reported 

 as found from June to August on birch, black walnut, butternut 

 and hickory. 



297. B. nigrinasi Fitch. 



Portage, August 2, 1900; Patton, July 15, 1902. It is said 

 to be found on beeches and the hop-hornbeam. 



298. B. distinctus VanDuzee. 



Greensburg, Penn Station. July and August, On black walnut. 



Genus PEDIOPSIS Burmeister. 



299. P. tristis VanDuzee. 



Patton, July 22, 1904. On wild plum bushes. 



300. P. trimaculatus Fitch. 



Found in company with the preceding species at the same time 

 and place, and on the same plant. 



301. P. bifasciata VanDuzee. 



Patton, June 19, 1903, on willow. It is rei)orted to occur on 

 Cottonwood. 



302. P. suturalis Osborn and Ball. 



Patton, June 19, 1903, on willow. 



303. P. basalis VanDuzee. 



Patton, June 19, 1903, on willows. Reported also as found 

 on Cottonwood. 



304. P. viridis Fitch. 



Patton, Greensburg, June to August. On the narrow-leaved 

 willow (^Sa/i'x longifolia). 



