96 



New Yoi'k »s7a/f' (^ollcfjr of Foj'cslry 



broad V. The wing pads extend to the third abdominal segment 

 and are paler than the body, the scutelliim is tinged with yellow 

 and the abdominal segments 1-5 are bordered on the hind margins 

 with brownish. The coxae nnd base of the abdomen beneath are 

 tinged witli bine. 



KENNICOTT'S LEAF HOPPER 

 Thamnotettix kennicotti T'hler 



The nymphs of this species (Fig. 39) were taken frequently 

 during July and early August usually from sweeping hard maple 

 undergrowth or seedlings, and the tirst adult observed for the 

 season emerged fi'om a nymph in cage August 8. 



Fi<r. 39. — TIiamnotetlLc kenn'n-Dlli V\\\: 

 last instar nymph. 



(/, adult female; /), last 



The nymphs were supposed at fiist to be Mescnitia viteUina, 

 adults of this species occurring frequentlj' in the same association. 

 Moreover, these nymphs agree very closely with Ball's brief de- 

 scription of the nymph of M. vitelJina. 



Nymphs in confinement survived well on leaves of maple, feed- 

 ing perhaps most frequently from the petiole, one specimen 

 being kept alive from July 19 to August 8 with occasional supply 

 of fresh leaves. 



The nymph of the last instar is about 4 mm. long. The head is 

 distinctly angular and nearly at right angles with front, somewhat 

 flattened and without depressed areas — a little longer than the 

 prothorax and the angle to the front obtuse. The wing pads reach 



