﻿THE GKAPE LEAFHOPPER IN THE LAKE ERIE VALLEY. 



29 



Table XI. — Length of each of the five nymphal stages of the grape leaf hopper for 114 

 nymphs recorded from, June 22 to October IS, 1912 — Continued. 



e.2 



m a. 



® Jgl 



rt !r " ' 



>> s « s 



1912. 

 Do... 

 Do... 

 Do... 

 Do... 

 Aug. 15 



Do.. 

 Do.. 

 Do.. 

 Do.. 

 Do.. 



1912. 

 Aug. 20 

 ..do.... 

 ..do.... 

 ..do.... 

 Aug. 23 



\ug. 21 



...do.... 



do.... 



do.... 



do.... 



Aug. 16 

 Do... 



Aug. 17 

 Do... 

 Do... 



Do... 



A ue. 20 



Do... 



Aug. 21 

 Do... 



Do... 

 Do... 

 Do... 

 Do... 

 Do... 



Aug. 22 

 Do... 

 Do.. 

 Do... 



Aug. 30 



Sept. 4 

 Do.. 

 Do... 



Sept. 6 

 Do.. 



..do.. 

 ..(to.. 

 ..do.. 



Aug. 2: 

 ...do".. 



..do... 



Aug. 25 

 Aug. 24 

 Aug. 25 

 ..do... 



Aug. 2(3 



Aug. 25 



Aug. 26 



Aug. 25 



Aug. 26 



Aug. 27 

 Aug. 26 

 ...do... 

 ...do... 

 Sept. 3 



Sept. 7 

 ...do... 

 ...do... 

 Sept. 10 

 ...do... 



Do. 

 Do. 

 Do. 

 Do. 



.do. 

 .do. 

 .do. 

 .do. 



Dys 



6 

 6 

 6 

 6 



1912. 

 Aug. 25 

 Aug. 24 

 Aug. 25 

 Aug. 24 

 Aug. 26 



...do... 

 ...do... 

 ...do... 

 Aug. 25 

 ...do... 



...do... 

 ...do... 

 Aug. 26 

 ...do... 

 ...do... 



Aug. 27 

 Aug. 30 

 Aug. 27 

 Aug. 30 

 Aug. 29 



Sept. 1 

 Aug. 29 

 Sept. 1 

 Aug. 31 

 ...do... 



Sept. 2 

 Aug. 31 

 Sept. 1 

 ...do... 

 Sept. 7 



Sept. 14 

 Sept. 12 

 Sept. 11 

 Sept. 14 

 ...do... 



...do... 



...do... 

 Sept. 13 

 Sept. 14 



Dys. 

 5 

 4 

 5 

 4 

 3 



1912. 

 Sept. 1 

 Aug. 29 

 Sept. 1 

 Aug. 27 

 Aug. 31 



...do.... 

 Aug. 30 

 Aug. 31 

 Aug. 30 

 ..do.... 



..do.... 

 Aug. 31 

 Sept. 1 

 Sept. 2 

 Sept. 1 



..do.... 

 Sept. 3 

 Sept. 2 

 Sept. 3 

 Sept. 2 



Sept. 4 

 Sept. 2 

 Sept. 4 

 Sept. 3 

 ...do.... 



Sept. 5 

 Sept. 3 

 Sept. 4 

 ...do.... 

 Sept. 9 



Sept. 15 

 ...do.... 

 Sept. 14 

 Sept. 19 

 Sept. 18 



Sept. 19 

 ...do.... 



Sept. 18 

 ...do... 



Dys. 

 7 



7 

 3 

 5 



5 

 4 

 5 

 5 

 5 



1912. 

 Sept. 4 

 Sept. 3 

 ..do.... 

 Sept. 2 

 Sept. 4 



..do.... 

 ..do.... 

 ..do.... 

 ..do.... 

 Sipt. 2 



Sept. 3 

 Sept. 4 

 ..do.... 

 Sept. 5 

 ..do.... 



..do.... 

 Sept. 6 

 Sept. 5 

 Sept. 6 

 ..do.... 



Sept. 7 



Sept. 6 



Sept. 7 



Sept. 6 



Sept. 7 



Sept. 8 

 Sept. 7 

 ...do.... 

 ...do.... 

 Sept. 13 



Sept. 22 

 Sept. 23 

 Sept. 20 

 Sept. 25 

 ...do.... 



...do.... 

 Sept. 24 

 Sept.. 25 

 ...do.... 



Dys 

 3 

 5 

 2 

 6 

 4 



1912. 

 Sept. 10 

 Sept. 9 

 Sept. 10 

 Sept. 9 

 Sept. 30 



...do.... 

 ...do.... 

 ...do.... 

 Sept. 9 

 Sept. 10 



...do.... 

 ...do.... 

 Sept, 11 

 ...do.... 

 ...do.... 



...do.... 

 Sept. 13 

 Sept. 11 

 Sept. 12 

 Sept. 13 



Sept. 14 

 Sept. 12 

 Sept. 14 

 Sept. 13 

 Sept. 15 



...do.... 

 Sept. 14 

 Sept. 15 

 Sept. 14 

 Sept. 22 



Oct. 6 

 Oct. 8 

 Oct. 6 

 Oct. 12 

 ...do.... 



...do.... 

 Oct. 10 

 Oct. 13 



...do.... 



Dys. 

 6 

 6 



7 



7 



Dys 



27 

 26 

 27 

 26 

 26 



26. 

 26 

 26 

 25 

 26 



25 

 25 



2.5 

 25 

 25 



25 

 24 

 22 

 22 

 23 



24 

 22 

 24 

 23 

 25 



24 

 23 



24 

 25 

 23 



32 

 34 

 32 

 36 

 36 



36 

 34 

 37 

 37 



°F. 



71.48 

 71.33 

 71.48 

 71.33 

 71.57 



71.57 

 71.57 

 71. 57 

 71.42 

 71.57 



71.80 

 71.80 

 72.40 

 72.40 

 72.40 



72.40 

 76.58 

 73. 20 

 72.95 

 72.65 



72.66 

 73.18 

 72.66 

 72.65 

 72.74 



72.83 



72.78 

 72.83 

 72.78 

 72.50 



65.01 

 64.41 

 65. 01 

 63.64 

 63.64 



63.64 

 63.53 

 63.32 

 63.32 



