DISCOVERY 

 REPORTS 



Vol. XXIII, pp. 213-222 



Issued by the Discovery Committee, Colonial Office, London 

 on behalf of the Qovernment of the Dependencies of the Falkland Islands 



CAMBRIDGE 



AT THE UNIVERSITY PRESS 



1946 

 Price two shillings and sixpence 



f->^ 



hlEBALlOPSlS TYPICA \L , 



H. Graham Cannon, Sc.D., F.R.S. 



