GOLDFISH. 
85 
the dorsal fin, some having it short, with three lobes on the 
cau al fin, and sometimes the lower lobe of this fin is separated 
into two, which are spread abroad horizontally, Linneeus has, 
in inistahe, made this last particular a portion of the character 
0 the genus, and Gronovius supposed it to he the mark of 
a separate species. 
