BARNACLES AND OTHER CRUSTACEANS 109 



SC. 



t. 



FIG. io. The Common 

 Ship's Barnacle, Lepas 

 anatifera, natural size. 

 The name "Anatifera," 

 the ' ' goose - bearer, ' ' 

 was given to this 

 species by Linnaeus in 

 reference to the legend 

 of its giving birth to 

 young geese. 



St., stalk. 



>., cirri, or double hairy 

 legs. 



pe., opening of the semi- 

 nal duct. 



sc., scutum; /, tergum, 

 the two plates or shells 

 of the left side ; c, the 

 middle piece or shell 

 called the "carina." 



