THE CAMPHOR THR1PS. 



13 



Table 2. — Duration of larval and pupal stages of the camphor thrips — Continued. 



IN SUMMER. 







First instar. 



Second instar. 



Prepupa. Pupa. 



Record No. 



Date 

 hatched. 



Date of 

 molt. 



Length 



of 

 stage. 



Date of 

 molt. 



Length 



of 

 stage. 



Date of 

 molt. 



Le *f h ! Date of 

 stale. molt " 



Length 



of 

 stage. 



37 



...do 



Aug. 20 



...do 



Aug. 22 

 Aug. 23 

 Aug. 20 

 ...do 



4 

 4 

 4 

 5 

 3 

 3 

 5 

 4 

 3 

 4 

 4 

 4 

 4 

 4 

 4 

 5 

 4 

 7 

 4 

 5 

 4 

 3 

 3 

 4 

 4 

 3 

 4 

 4 

 4 

 6 



Aug. 25 

 Aug. 24 

 Aug. 26 

 Aug. 27 

 Aug. 24 

 ...do 

 Aug. 26 

 ...do 

 Aug. 25 

 Aug. 26 

 Aug. 27 

 Aug. 28 

 Aug. 27 

 Sept. 2 

 Aug. 29 

 Aug. 30 

 Sept. 3 

 Died.... 



5 

 4 

 4 

 4 

 4 

 4 

 4 

 5 

 5 

 4 

 5 

 5 

 4 



11 

 5 

 6 



10 



Aug. 27 

 Aug. 25 

 Aug. 27 

 Aug. 28 

 Aug. 25 

 ...do 

 Aug. 27 

 ...do 

 ...do . 

 ...do, 

 Aug. 28 

 Aug. 30 

 Aug. 28 

 Sept. 3 

 Aug. 30 

 Aug. 31 

 Sept. 5 



2 

 1 

 1 

 1 

 1 

 1 

 1 

 1 

 2 

 1 

 1 

 2 

 1 

 1 

 1 

 1 

 2 



Aug. 30 

 Aug. 28 

 Aug. 30 

 Aug. 31 

 Aug. 29 

 Aug. 28 

 Aug. 30 



...do 

 Aug. 29 



...do 



Aug. 31 

 Sept. 2 

 Aug. 31 

 Sept. 6 

 Sept. 2 

 Sept. 3 

 Sept. 7 



3 



38-... 



...do 



3 



39 



Aug. 18 

 ...do 



3 



40 



3 



41 



Aug. 17 

 ...do 



4 



42.... 



3 



43.... 



...do 



Aug. 22 

 Aug. 21 



3 



44.... 



...do 



3 



45 



...do 



Aug. 20 

 Aug. 22 



...do 



Aug. 23 



...do 



Aug. 22 

 Aug. 24 



...do 



...do 

 Aug. 18 

 Aug. 16 

 Aug. 17 



...do 



...do 



...do 



Aug. 19 



...do 



...do 

 Aug. 20 

 Aug. 23 

 Aug. 24 

 Aug. 26 



2 



46 



Aug. 18 

 ...do 



2 



47 



3 



48 



Aug. 19 

 ...do 



3 



49 



3 



50 



Aug. 18 

 Aug. 20 

 Aug. 19 

 Aug. 20 

 Aug. 11 

 Aug. 12 

 ...do 



3 



51 



3 



52 



3 



53 



2 



54 





55 



Aug. 20 

 Lost 



4 



Died 









56 











57 



Aug. 13 

 Aug. 14 

 ...do 



Died 













58 



Aug. 21 

 Died 



4 



Aug. 22 



1 



Died.... 





59 







60.... 



Aug. 15 

 ...do 



...do.. .. 













61 



Aug. 24 

 Aug. 23 

 Aug. 24 

 Died 



5 

 4 

 4 



Lost 









62 



Aug. 16 

 ...do 



Aug. 24 

 Aug. 25 



1 



1 



Aug. 28 

 ...do 



4 



63 



3 



64 



Aug. 19 

 Aug. 20 

 ...do 





65 



Aug. 30 

 ...do 



6 

 4 



Aug. 31 

 ...do 



1 

 1 



Sept. 2 

 Sept. 3 



2 



66 



3 











4.05 



4.55 



1.17 



2.89 



















IN WINTER. 



1 



1920-21. 

 Nov. 20 

 ...do 



1920-21. 

 Nov. 29 

 Nov. 30 

 Dec. 5 

 Dec. 10 

 Dec. 11 

 Dec. 12 

 Dee. 14 

 Dec. 21 

 Dec. 23 

 Dec. 22 

 Dec. 23 

 Dee. 22 

 Dec. 29 

 Jan. 9 

 Jan. 8 

 Jan. 9 



...do 



...do 



Jan. 10 

 Jan. 9 

 Jan. 10 

 Jan. 11 

 Jan. 14 



...do 



Jan. 15 

 Jan. 26 

 Jan. 30 

 Jan. 31 

 Feb. 2 

 Jan. 19 



...do 



Feb. 2 

 Jan. 19 

 Jan. 21 



...do 



Jan. 20 

 Jan. 21 



...do 



Jan. 26 



Days. 



9 



10 



7 

 9 

 9 

 9 

 7 

 10 

 10 

 9 

 10 

 8 

 8 

 7 

 6 

 6 

 6 

 5 

 6 

 5 

 6 

 6 

 8 

 8 

 8 

 6 

 9 

 8 

 9 

 10 

 10 

 9 

 9 

 9 

 8 

 7 

 7 

 7 

 7 



1920-21. 

 Dec. 6 



Days. 

 7 



1920-21. 

 Died.... 



Days. 



1920-21. 



Days. 



2 











3 



Nov. 28 

 Dec. 1 

 Dec. 2 

 Dec. 3 

 Dec. 7 

 Dec. 11 

 Dec. 13 

 ...do 



Died 













4 



Dec. 18 

 Dec. 22 

 Dec. 21 

 Dec. 22 

 Dec. 29 

 Dec. 31 

 Dec. 29 

 Dec. 31 

 Dec. 29 

 Jan. 5 

 Jan. 17 

 Jan. 15 

 Jan. 18 

 Jan. 19 

 Jan. 17 

 Died.... 



8 

 11 



9 



8 

 8 

 8 

 7 

 8 

 7 

 7 

 8 

 7 

 9 



10 

 8 



Dec. 23 

 Dec. 26 



...do.... 



...do 



Jan. 1 

 Jan. 3 

 Jan. 1 

 Jan. 3 

 Jan. 1 

 Jan. 7 

 Jan. 21 

 Jan. 20 

 Jan. 21 

 Jan. 22 



...do 



5 

 4 

 5 

 4 

 3 

 3 

 3 

 3 

 3 

 2 

 4 

 5 



3 

 5 



Dec. 

 Dec. 

 ...do. 

 Jan. 

 Jan. 

 Jan. 

 Jan. 

 Jan. 

 Jan. 

 Jan. 

 Jan. 

 Jan. 

 Jan. 

 Jan. 

 Jan. 



28 

 30 



"2" 



6 



7 



6 



7 



6 

 12 

 27 

 26 

 27 

 30 

 27 



5 



5 



4 



6 



4 



7 



7 



8 



5 



9 



4 



10 



5 



11 



...do 



4 



12 



Dec. 14 

 Dec. 21 

 Jan. 2 

 ...do 



5 



13 



5 



14 



6 



15 



6 



16 



Jan. 3 

 ...do 



Jan. 4 

 ...do 



6 



17 



18 



8 

 5 



19 





20 



.:.do 



Jan. 17 

 Jan. 19 

 Died 



8 

 9 



Jan. 21 

 Jan. 23 



4 

 4 



Jan. 

 Jan. 



27 

 29 



6 



21 



...do 



6 



22 



Jan. 5 

 Jan. 6 

 ...do 





23 



Jan. 24 

 Jan. 23 

 Jan. 24 

 Feb. 2 

 Feb. 7 



...do 



Feb. 8 

 Jan. 26 



...do 



Feb. 7 

 Jan. 26 

 Jan. 31 



...do 



Jan. 29 

 Jan. 28 



...do 



Feb. 1 



10 

 9 

 9 



7 

 8 

 7 

 6 

 7 

 7 

 5 

 7 

 10 

 10 

 9 

 7 

 7 

 6 



Died 









24 



Jan. 27 

 Died 



4 



Feb. 



1 



5 



25 



Jan. 7 

 Jan. 20 

 Jan. 21 

 Jan. 23 

 Jan. 24 

 Jan. 9 



...do 



Jan. 24 

 Jan. 10 

 Jan. 12 

 Jan. 13 

 ...do 





26 



Feb. 4 

 Feb. 9 



...do 



Feb. 10 

 Jan. 31 



...do 



Feb. 9 

 Jan. 31 

 Feb. 3 



2 

 2 

 2 

 2 

 5 

 5 

 2 

 5 

 3 



Feb. 

 Feb. 

 Feb. 

 Feb. 

 Feb. 

 ...do 

 Feb. 

 Feb. 

 Feb. 



9 

 11 

 14 

 16 



6 



ii" 



6 



8 



5 



27 



2 



28 



5 



29 



6 



30 



6 



31 



32 



6 

 5 



33 



6 



34 



5 



35 





36 



Feb. 2 

 Jan. 31 

 Feb. 1 

 Feb. 4 



4 

 3 

 4 

 3 



Feb. 

 Feb. 

 Feb. 

 Feb. 



7 



6 



8 



10 



5 



37 



Jan. 14 

 ...do.... 

 Jan. 19 



6 



38 



39 



7 

 6 









7.9 



7.94 



3.5 



5.35 

















