474 ANNUAL REPORT OF NEW- YORK 



HAZELNUT. LEAVES. 



a hump upon the middle of its back of the same shape as in the 

 following species, with a rust-colored band occupying the ante- 

 rior end of this hump and a curved one margined with black 

 crossing its posterior end, the hind end of the thorax being also 

 rust-colored, and the tips of the fore wings with oval blackish 

 spots in the intervals between the ends of the veins. Length 

 0.32. Rare. 



203. Sad tree-hopper, Telamona tristis, Fitch. 



Extracting the juices of the leaves and succulent twigs in 

 August, a tree-hopper of the same shape with the foregoing but 

 of a much darker dull yellow or blackish color sprinkled over 

 with pale dots and without any transverse bands; the elevated 

 hump upon the middle of the back almost as high posteriorly as 

 at its forward end, its upper edge straight and at the anterior end 

 abruptly rounded, its hind end forming almost a right angle and its 

 posterior base deeply excavated and forming the third part of a 

 regular circle; an elevated polished black line along the middle 

 of the thorax its whole length, with a few pale alternations, and 

 widely interrupted with white in the excavation at the posterior 

 base of the hump; one or two small hyaline spots in the upper 

 edge of the hump; three black dots above each eye; a black spot 

 on the tip of the wings; under side pale dull yellow. Length 

 0.35. 



The Obtuse Clastoptera No. 192, and the Bound tree bug 

 No. 100, also occur on the hazelnut, and its leaves are sometimes 

 consumed by a large pale green worm, the larva of the Luna 

 moth No. 180. 



204. Elongated forked-claav, jDic^eZonyc^a elongatula, Gyllenhal. (Co- 

 leoptera. Melolonthidae.) 



Eating the leaves the latter part of May and in June, a narrow* 

 ish cylindrical black beetle margined with chestnut brown, its 

 wing covers shining yellowish-green margined with pale yellow, 

 its under side pale yellow covered with short white incumbent 

 hairs, and its legs pale yellow with the hind shanks except at 

 their bases and the hind feet blackish. Length 0.33. 



This is a common insect, usually found upon hazelnut bushes. 

 It was first described by Fabricius in the year 1791, under the 



