BARNACLES AND OTHER CRUSTACEANS 109 



W^ 



CLV 



Fig. 10.— The Common 

 Ship's Barnacle, I^epas 

 anatifera, natural size. 

 The name "Anatifera," 

 the " goose - bearer,'' 

 was given to this 

 species by Linnseus in 

 reference to the legend 

 of its giving birth to 

 young geese. 



St., stalk. 



dr., cirri, or double hairy 

 legs. 



pe,, opening of the semi- 

 nal duct. 



sc. , scutum ; t, tergum, 

 the two plates or shells 

 of the left side ; c, the 

 middle piece or shell 

 called the " carina." 



