156 



Mr. C. B. Williams' Notes on 



to one hundred yards or less), and the number of butterflies 

 crossing this line per minute was counted. 



It will be best to give the actual observations taken 

 at the time. 



ATLAIMT\C 



OCEAN 



to htika 



1st August. — The yellow butterfly, Callidryas eulnde, was 

 migrating in large numbers to-day. They were flying in 

 an easterly to south-easterly direction almost across what 

 is, for this district, a rather strong wind. They were first 



