54 
his previous conclusions in the Philosophical Transactions, 
viz., that fusiform lacunae were not characteristic of reptilian 
bones, as some had supposed, but that they existed in many 
fishes ; he especially referred to the salmonidse as presenting 
this oblong form of bone corpuscule. 
Mr. Brothers exhibited a modification of the kaloscope, 
and objects to illustrate the same. 
Soundings were received from the steamers “ Canada,” 
from New York; “Armenian,” coast of Africa; “Tagus,” 
from Lisbon ; and from several vessels of war, from different 
parts of the world, which were duly acknowledged. In- 
crustations from the boilers of several sea-going steamers were 
also presented by Mr. W. A. Hayman, of Liverpool. 
