SECTION XIV. 



279 



Family 15. Anatiferas or Barnacles. Thefe 

 Shells are quinque-valves, and are made up 

 ot two large valves with two fmall ones 

 beneath them, and a long narrow fpur- 

 like valve, which connefts them, and runs 

 length sviie. PI. I. fig. 11. m. The neck 

 or cartilage it hangs by. The fpur-like 

 valve ; and p^ the fmaller valves. 



There are but few fpecies of this family. 



The Latin name A^iatifera was given 

 them from the fobulous ftory of their be- 

 coming geefe ; as was alfo the Englifh 

 name Barnacle from the fame origin, as 

 thofe birds they were fuppofed to breed 

 were the Barnacles or Brent Geefe. 



The lixteenth and lad family of Shells is 

 the Balani or Acorns. The Balani are made 

 up of many valves lying parallel to each 

 other, and in a perpendicular pofition, con* 

 trary to the pofition of all other valves, 

 which lie horizontally. The top is open, 



T 4 and 



