118 Beautiful Shells. 



its house, and sits down to fishing in a small way 

 for an honest and respectable livelihood. 



A piece of timber covered with Stalked Bar- 

 nacles, wriggling and twisting about like so many 

 helmeted snakes, and waving their plume-like 

 cirrhi, is a very curious sight. They sometimes 



attach themselves to ships' bottoms in such num- 

 bers as to retard their progress through the water; 

 they do not, however, bore into and destroy the 

 timber, like the Teredines, or ship- worms, to which 

 we have alluded in our brief notice of the Pholadce. 

 The growth of Barnacles must be very rapid, as a 



