626 JOURXiL, BOMBAY NAT[IRA.L KlSf. SOCIETY, Vol. XXVIII. 
as though asking for admiration and at timss will even slowly rotate that one 
may view it from all points. 
Fig. 2. — Wllow-tinned Balterfly-fish {f/enii'chux macrolepid‘itnx). 
Another extremely pretty fish is the yellow-finned Butterfly-fish, Heniochus 
macrolepidotus. Its bold black and white vertical banding and yellow fins 
claim notice and admiration. The dorsal fin carries a long j'ellow streamer 
often missing however, as it is too tempting to other fishes, which generally bite 
it off. Like many other pretty creatures, it is of a vicious nature and is inclined 
to play the bully towards the wounded or the sick. 
Fig, ?. — The Common Sucker-fish {Echeneh naucrates). 
Small specimens of the Tiger-shark remarkable for the beauty and intensity 
of its black and white striping, are usually present in the tanks, living together 
with such other notable sea-creatures as the Muraenid eels and the curious 
sucker-fishes {Echeneis naucrates), often called ‘ Remora.’ These latter are 
so named from the presence of a long sucker organ on the upper part of the 
head, made up of a double row of transverse plates set in an oval frame. By 
