LEAFHOPPERS OF MAINE. 



119 



At this season and for many of the fields near Orono this species 

 seems to replace inimicus in importance. Adults appear in collections for 

 Orono, common in meadow, Aug. 5 and 9, No. Harpswell Aug. 12, 

 meadow, Portland Aug. 13, meadow, not abundant, adults, Houlton Aug. 

 24, grass land, low ground. Van Buren Aug. 27, Ft. Kent Aug. 28. Also 

 quite abundant during the season of 1914. 



Deltocephahis sylvestris Osborn and Ball 



Deltoccphalus sylvestris O. & B. Iowa Acad. Sci. Proc. IV, 213. 



This is a small slender species a little larger than melsheimeri with 

 the head a little less pointed and the elytra faintly marked. Length 3-3.5 

 mm. 



Collected at Orono July 31st, Aug. 2nd, Highmoor Farm Aug. iSth, 

 Grand Lakes Stream Aug. 16, Princeton Aug. i6th, Alt. Katahdin, 1000- 

 1500 ft., Aug. 20-22, Houlton Aug. 24th, Kineo Aug. 17th, Fort Kent 

 Aug. 28th. 



This species is usually found in or near woods and upon annual 

 grasses. 



Fig. 22. D. sylvestris: a, adult; b, face; c, vertex and pronotum ; d, 

 femiak; e, male genitalia. (After Osborn and Ball.) 



Deltocephahis melsheimeri Fitch. 



Amhlycephalus melsheimeri Fitch. Homop. N. Y. State Cab., p. 61, 1851. 

 Deltocephahis melsheimeri Osborn, Rept. N. Y. Entomologist, 1904, p. 521. 

 A very small and slender species with sharply pointed head pallid 

 color and very narrow black border on central part of female segment. 

 Length 2.5-3 mm. 



