CROSSING EUSCHISTUS VAEIOLAEIUS AND EUSCHISTUS SEIWUS. 



363 



July 



20th. 



20th. 

 23rd. 

 25th. 



August 



5th. 



6th. 

 10th. 

 19th. 

 23rd 

 25th. 

 31st. 



o.OO A.M. 28 eggs, all hatched. Killed all after 1st moult to preserve as 



nymphs. 

 5,00 A.M. mating: coiitinued to mate 3 hours. 

 5.30 A.M. ditto ditto 5J hours. 



12 eggs, all hatched. Did not keep these nymphs beyond the 2Dd moult. 



42 ejigs, in 3 groups. These eggs not kept. 



5.00 A.M. mating : continued to mate 4 hours. 



11 eggs. These eggs not kept. 



5,30 A.M. mating : continued to mate 27 hours. 



5.30 A.M. ditto ditto Ql hours. 



28 eggs. These eggs not kept. 



The female died. Killed the male and preserved the pair in alcohol. 



Record IJ. Cage 10.— 1911. 

 One Pair of JlJ. variolarius. 



(Collected Ajail ICth, at White Plains, Kew York, by J. E. de la torre Bueno.) 

 ApniL, 

 18th. 

 22nd. 

 25th. 

 28th. 



May 



1st. 



10th. 



•23rd. 



June 



6th. 



17th. 



July 



2nd. 



3rd. 



6th. 



7th. 

 10th. 

 12th. 

 16th-. 

 20th. 

 26th. 

 26th. 



7.00 a.m. mating : continued to mate 6 hours. 



7.30 a.m. ditto ditto 8^ hours. 



1.00 p.m. ditto ditto 5^ hours. 



6.30 a.m. ditto ditto 4J hours. 



6.30 A.M. ditto 

 6.00 A.M. ditto 

 6.00 A.M. ditto 



6.00 A.M. 



5.30 A.M. 



ditto 

 ditto 



ditto 



G| hours, 



ditto 



27| hours. 



ditto 



331 hours. 



ditto 



14 hours. 



ditto 



14 hours. 



hatched. 



28 eggs (watched the $ depositing some of these eggs) : 2/ 



Nymphs not kept after 3rd moult. 

 5.30 A.M. mating : continued to mate 36 hours. 



14 eggs, 12 hatched. Killed after 2nd moult to preserve as nymphs. 

 13 eggs, all hatched. Nymphs not kept after 2nd moult. 

 8 eggs, all hatched. Nymphs not kept after 1st moult. 

 5.30 A.M. mating : continued to mate 29 hours. 

 3.30 p.m. ditto ditto 19^ hours. 



10 eggs. These eggs not kept. 

 5 eggs. ditto. 



Killed both the c? & $ and preserved. We were forced to kill this pair as 



at this period we had as much living material in our laboratory as we 



could properly care for. 



