“ Omjtts ferct omnia tellus." 
£bc IRopal Zoological anb acclimatisation 
Society of Victoria. 
fiftv-seVbnth 
ANNUAL 
REPORT. 
And Report of the 
Annual Meeting of 
the Society for 
the Year 
1920 . 
Read at the Annual Meeting of the Society, 
held at the Town Hall, Melbourne, 
/"larch 22nd, 1921. 
