( 02 ) 



cxxxiii ] 

 Female parent, hippocoon, captured June lb, 1912; oviposited 

 June 18-19 : killed by monkey June 21. 



Female parent, hipjjocoon, captured June 26, 1912 j oviposited 

 June 27 : died June 28. 



Mr. Lamborn further Btated that family I \' had been the 

 Bubject of a tittle experiment suggested by Prof, l'oulton, 

 who wrote out to him on March 12th, suggesting that .-hock 

 of BOme kind as for instance by the cooling down of the 

 pupae by means of ice — mighl possibly result in the pro- 

 duction of ancestral characteristics. 



The larvae pupated as aoted in the above table between the 

 25th and 27th of May. and at nine p.m. on May 30th the 

 temperature of the box in which the pupae had been placed was 

 reduced by ice to about 50° F., which temperature was main- 

 tained till the evening of June 2nd. The ice had given out on 

 the morning of June 3rd, and the experiment was then brought 

 to a finish owing to difficulty in obtaining a further supply. 

 On examination of the female offspring in the Hope Depart- 



