90 



BULLETIN 932, U. S. DEPARTMENT OE AGRICULTURE. 



The observations in 1916 of the copulatory period of moths are 

 given in two tables : Table LXVI for moths of the spring brood and 

 Table LXVII for moths of the first brood. 



Table LXV. — Observations of the copulatory period of codling moths of the 

 first brood, Grand Junction, Colo., 1915. 



Pair 

 No. 



Date 

 found in 

 copula. 



Time found in 

 copula. 



Moths separated. 



Minimum time 

 attached. 



Hours. 



Minutes. 



1 

 2 

 3 



4 

 5 

 6 

 7 

 8 

 9 

 10 

 11 

 12 



Aug. 7 



...do 



Aug. 10 

 Aug. 14 

 Aug. 16 



...do.... 



...do.... 



...do.... 

 Aug. 18 

 Aug. 19 



...do.... 



...do.... 



8.00 a. m 



8.45 a.m 



6.30 a. m 



8.40 a. m 



7.00 a. m 



9.30 p. m 



9.50 p. m 



9.55 p. m 



9.05 a. m 



2.45 a. m 



do 



9.15 p. m 



After 10 a. m 



2 



5 

 2 

 6 



45 



30 

 20 



After 2.30 p. m 



After 9 a. m 



After 3 p. m 



Before 3p.m 



After 12.45 a. m. (Aug. 17) 



After 12 midnight 



3 

 2 



15 

 10 



Before 12 midnight 



Before 1.30 p. m 







Before 6 a. m 







After 7.15 a. m 



Before 12 midnight 



4 



30 









Table LXVI. — Observations of the copulatory period of codling moths of the 

 spring brood, Grand Junction, Colo., 1916. 



Pair 

 No. 



Date 



moths 



emerged 



Date 



found 



in copula. 



Time 



found 



in copula. 



Moths separated subsequent 

 to- 



Minimum time 

 attached. 



Hours. 



Minutes. 



May 16 

 May 19 



...do 



May 22 

 Mav 23 



...do.... 



...do.... 



...do 



...do.... 



...do 



...do.... 

 May 24 



...do 



...do.... 



...do 



May 27 



...do 



May 28 

 May 29 

 May 31 

 June 3 

 June 4 



...do.... 

 June 8 

 June 11 

 June 15 

 June 16 



May 19 

 May 25 

 Mav 30 

 May 31 

 ..do.... 

 May 25 

 Mav 30 

 May 31 

 June 2 

 June 3 

 ..do.... 

 ..do.... 

 May 31 

 June 2 

 ...do... 

 June 13 

 June 4 

 June 5 

 June 2 

 ...do.... 

 June 3 

 June 20 

 June 7 

 June 9 

 June 12 

 June 13 

 June 21 

 June 23 



A. M. 



9.40 



10.30... 

 10.50... 

 8.59.... 

 7.59.... 

 11.50... 

 10.23... 



7.45 



7.58 



7.12.... 

 7.12.... 

 7.14.... 

 7.29.... 



7.00 



7.15 



7.45.... 

 6.45.... 

 6.45.... 

 6.45.... 

 6.25.... 

 6.25.... 

 7.25.... 

 6.25.... 

 6.35.... 

 6.20.... 

 6.15.... 

 6.45.... 

 6.50.... 



6.30 p. m 



6.06 p. m., May 26. 



I p. m 



11.02 a.m 



3p.m 



12 noon, May 27... 



10.55 a. m 



9.37 a.m 



1.40 p. m 



2. 15 p. m 



6.25 p. m 



6.25 p. m 



8.06 a. m 



1.40 p. m 



5.4Sp. m 



1.48 p. m 



3.07 p. m 



11.15 a. m 



7 a.m 



5.48 p. m 



9.50 a. m 



1.30p.m 



II a. m 



2.30 p. m 



6.15 p. m 



6.15 p. m 



3 p. m 



5.45 p. m 



