LEAFHOPPERS OF MAINE. 



Ill 



Fig. 19. Parabolocrattis viridis: a, Male; h, female; c, nymph; d, 

 female genitalia ; e, male genitalia ; /, eggs in stem ; g, eggs, enlarged ; 

 /;, single tgg, still more enlarged; i, j, young nymphs. All enlarged. 

 (After Osborn and Ball.) 



Platymetopius acutus Say. 



Jassus acutus Say. Acad. Nat. Sci. Phila. Jour. VI. 306, 1831. 

 Platymetopius acutus Uhler U. S. Geol. & Georg. Surv. Bull. 1877 



in, 473. 



Platymetopius acutus Osborn, Bulletin 108 Bur. Entom. U. S. Dept. 



Agriculture. 



Head sharply pointed, vertex twice as long as width between eyes, 

 face yellow with brown border, a white stripe parallel to edge of vertex, 

 front very narrow and long. Color above brownish and fulvus, often 

 with bronzy luster. Length S mm. 



This species which occurs from the Atlantic to the Pacific is perhaps 

 the most abundant species of the genus in Maine and as it has a wide 

 range of food plants including a number of valuable cultivated crops, it 

 is of economic importance. Specimens have been taken at Orono on a 

 number of occasions between Aug. ist and Sept. 5th, in most cases in 

 adult stage. Also at Grand Lakes Stream Aug. isth and i6th by Prof. 

 A. P. Morse, at North Harpswell Aug. 12th, Portland Aug. 13th and 

 14th from bushes, grass and sweet fern, Highmoor Farm Aug. 15th from 

 willows, potato and various plants, Mt. Katahdin Aug. 20-22 up to sum- 

 mit 5000 ft. elevation, Houlton Aug. 24th, Mars Hill Aug. 25th, Fort 

 Kent Aug. 28th. 



