. Annual report of the Maine Agricultural Experiment Station . rply pointed head pallidcolor and very narrow black border on central part of female mm. I20 MAINE AGRICULTURAL EXPERIMENT STATION. I9I5. This is usually abundant on its particular host plant, Danthoniaspicata, and has been collected this season (1913) at Orono, Mt. Katah-din, Aug. 22, 600, 1000, 1500, 1900 ft.; Houlton Aug. 25th, Fort KentAug. 28th. Deltocephalus apicatits Osborn. Dcltocephalns apicatus Osborn. Can. Ent. XXXII, p. 285. Light brown with the head and apex of elytra light yellow. to 3 m
. Annual report of the Maine Agricultural Experiment Station . rply pointed head pallidcolor and very narrow black border on central part of female mm. I20 MAINE AGRICULTURAL EXPERIMENT STATION. I9I5. This is usually abundant on its particular host plant, Danthoniaspicata, and has been collected this season (1913) at Orono, Mt. Katah-din, Aug. 22, 600, 1000, 1500, 1900 ft.; Houlton Aug. 25th, Fort KentAug. 28th. Deltocephalus apicatits Osborn. Dcltocephalns apicatus Osborn. Can. Ent. XXXII, p. 285. Light brown with the head and apex of elytra light yellow. to 3 mm. Has been taken in a number of meadows around Orono July 29 toAugust 7. Only adults being seen. Its usual food plant (Panicum liucecliuclice) has been recognized inpractically all places where it has been taken. Plenty in field near Stillwater Aug. 9 in patches of Panicum JihcbcJiu-c!i(T, Veazie August 6, Houlton August 24, abundant in meadow, , plenty in meadow with Panicum, Portland Aug. 14th, com-mon, Highmoor Farm Aug. 15th, pasture, Fig. 23. D. debilis: a, adult; h, face; c, vertex and pronotum; d,female; e, male, genitalia; /, elytron; g, side view head. (After Osbornand Ball.) LEAFHOPPERS OF MAINE. 121 Deltocephalus debilis Uhler. Deltocephalus debilis Uhler. U. S. Geol. and Geog. Sur. Bui. Light grass green above, below darker, especially the frontal arcs,but without the solid black of abdominalis which it approaches veryclosely in many characters. Length 4 to mm. Specimens referred here were taken at Orono, August 5, 1913. Deltocepltalus abdominalis Fab. Deltocephalus abdominalis Fab. Syst. Rhyng, p. 98, 61. A rather large grass green species with the upper part of the faceintensely black, the lower central part light yellow, the abdomen black,except margins of segments and sides of ovipositor. Much like debilisbut slightly larger and distinguished by the black color on the face andunderside of abdomen. Length 5 mm. This species occurring in n
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectagriculture, bookyear
