Barnacles. 113 
in number; they may be found adhering to stones 
near low-water mark. We give 
a figure of one of these, called 
the Tufted Chiton (C. fascicu- 
laris). This word is from the 

Latin fasciculus, a little bundle of leaves or flowers, 
and it refers to the hairy tufts that edge the mantle 
of this marine slug. 
BARNACLES, 
Or, as they are sometimes called, Bernicles, belong 
to what naturalists term the class Cirrhopoda, some- 
times spelled cirripeda, which appears to be derived 
from the Latin cirrus—a tuft or lock of hair curled, 
and pede—a foot ; hence the term may be translated 
hairy-footed. Such of our readers as have seen 
the Common or Duck Barnacle (Pentalasmis anati- 
Jera) will at once understand the applicability of 
this term. Many a piece of drift-wood comes to 
land literally covered with long fleshy stalks, gene- 
rally of a purplish red colour, twisting and curling 
in all directions, and terminating in delicate porce- 
lain-like shells, clear and brittle, of a white colour, 
just tinged with blue, from between which project 
the many-jointed cirrhi, or hair-like tentacles, which 
