﻿06 



New York IStale ColUijr of Forcsifij 



broad V. The wiTi<;' i)ads extend to tlie lliii'd abdouiiiial segment 

 and are paler tlian the body, the seutelhini is tinged witli yellow 

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

 with brownish. The coxae and base oi' tlie abdomen beneath are 

 tinged with bine. 



KENNICOTT'S LEAF=HOPPER 

 Thamnotettix kennicotti T^hler 



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

 during July and earl}- Angnst nsually fi'om sweeping hard maple 

 undergrowth or seedlings, and the first adult observed For the 

 season emei'ged from a nymph in cage August 8. 



Fiff. 39. — Thamnoicltix ketnticotti Ulil : 

 last instar nymph. 



(/, luliill female: /), laal 



The nymphs were svipposed at first to be Mesamia viteUlna, 

 adults of this species occurring frequently in the same association. 

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

 scription of the nymph of M. vitellina. 



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 



