REPORT OF THE STATE ENTOMOLOGIST 1901 



737 



The specimens from which the above description was drawn 

 were bred from leaves of oak by Prof. Comstock, probably at 

 Ithaca N. Y. and from cultivated cherry by Miss Mnrtfeldt in 

 Missouri. Prof. Fernald states that there are no other records 

 concerning this insect; and, while most of the above recorded 

 injury to peach twigs may possibly be the work of the peach 

 twig borer, it is certainly of interest to know that this species 

 also attacks the peachtree, and further investigation may show 

 that it is responsible for considerable of the injury. The one 

 bred specimen pupated in a leaf. The empty pupal case 

 was about § inch in length, light brown in color, and the 

 dorsum of each of the abdominal segments bore two trans- 



I'Z h ftp *'t*_i^E27 



! 



ti 



f / 

 If 



g 



Fig. 12 Typhlocyba (sp.). a,-*, comes Say, female; &T. comes Say, male; c typical form of 

 T. v i t i f e x ; d larva ; e pupa ; /appearance of injured leaf ; g cast pupal skins. (After Marlatt, 

 U. S. dep't agric. Yearbook 1895. p. 401) 



verse rows of serrations, the anterior rows being very well 

 developed and consisting of from seven to 10 dark, chitinous 

 teeth. The cremaster is dark brown, blunt at the extremity 

 and tipped with six or eight rather stout, though small, recurved 

 spines. 



Grapevine leaf hopper, Typhlocyba comes var. v i t i s . 

 This little leaf hopper is very familiar to many grape growers, 

 and during the past season it has been exceptionally abundant 

 in parts of the grape-growing districts of Chautauqua county. 

 The foliage in many vineyards was very seriously affected, parti- 



