HISTORY OF THE SOCIETY. 579 
ployed, for several years past, in the Museum here, with 
the same view, and with great success. Professor Jameson 
then read the first part of Mr William Macgillivray'*s Ac- 
count of the Animals of the classes Cirripeda, Conchifera, 
and Mollusca, observed in the Island of Harris. And he 
also communicated a Letter from Mr Meynell, of Yarm, in 
Yorkshire, mentioning that he had, for four years past, 
kept the smelt or spirling (Salmo Eperlanus, Lin.), in a 
fresh-water pond, having no communication with the sea, 
by means of the Tees, or otherwise, and that the smelts had 
continued to thrive, and breed as freely, as when they en- 
joy intercourse with the sea. 
