224 PROCEEDINGS OE THE SCIENTIFIC ASSOCIATION- 
Tuesday r \2>th October , 1868.. 
Horace Deighton, Esq., M.A., F.R.A.S., Yice-President,, 
in the Chair. 
Election of Officers. 
The Ballot for Officers for the year 1868-9 haying been 
taken, the following were declared duly elected : — 
Robert John Lechmere Guppy, F.L.S., E.G.S., &c.. 
President . 
Henry William Caird, Esq., M.A., Vice-President . 
Henry Francis Jeune Guppy, Esq., F.A.S.L., Secretary 
and Treasurers 
Horace Deighton, Esq., M.A., F.R.A.S., Additional Mem- 
her of Council * 
James Wickham, Esq., M.R.C.S.L., San Fernando, was 
elected a Member of the Association. 
The Association then proceeded to take the Rules into* 
consideration with a view to make any alterations or addi- 
tions that might be desirable. 
The following communication was read : — 
Note on three Cyprinodontes, small fresh-water Fishes; 
of the Island of Trinidad. By Dr. Albert Gunther, F.R.S., 
Corr. Memb. Scient. Assoc. Trinidad, etc., etc. 
These Cyprinodontidce are a family of small fresh-water 
fishes, the geographical distribution of which nearly coin- 
cides with that of the Characinidce , and still more with that 
of the Chromides. They are more numerous in Central 
America and the West-Indies than in the Tropical parts of 
South America and Africa ; a few species only being found 
in the East-Indies. The males of all species appear to be 
