RE I IE 1 1 'S A AV; EXCHA XGES 
/ D 
his voyages in search of health, and Mr. Nicoll is to be congratulated alike on his 
r>pportuniiy and on the good use he has made of it, as evinced in this volume. 
Though he occasionally mentions trees and other plants, and notes the occurrence 
Tree-Ferns on South Trinidad Island. 
From M. J. Mcoll’s “ Three Voyages of a Naturalist ’’ (tiy kind permission 
of Messrs. Witherby & Co.). 
of mammals, snakes and lizards, Mr. Nicoll writes mainly as an ornithologist ; 
and the little-known islands which he visited yielded eleven new and many rare 
species. Fishes he seems also to have collected with diligence, and, as might 
