March, 1905 I5 2 



PROCEEDINGS 



OF THE 



ROYAL IRISH ACADEMY 



VOLUME XXV., SECTION B 



BIOLOGICAL, GEOLOGICAL, AND CHEMICAL 



SCIENCE 



NUMBERS 1, 2 



DUBLIN 



PUBLISHED AT THE ACADEMY HOUSE, 19, DAWSON STREET 



SOLD ALSO 



By HODGES, FIGGIS, & CO. (Ltd.), GRAFTON STREET 

 And by WILLIAMS & NORGATE 

 London, Edinbukgh, and Oxford. 



1905 



Price One Shilling 



