/A TOMOSTRAC I 





D amber iving meanwhile in 



by two animal appeu I bi- 



valved (Fig L02), ind al lasi the barnacle-shapi 



tained. 



lomostraca (Water-fleas). — Tin this 



103), in which the body ie pear- 



: '.. heai r : 

 feet. Highlj 



II.!.- 





I of 



thecoil. h.\\ . . 



: 



the 

 menhaden. 



shaped, with a single brighl eye in the middle <>f the head; 

 it has two pair- of antenna;, used for swimmiug as well as 



;»; biting mouth-parts, aud shorl legs. The fen 

 swim about with twi s sses a I . ted to the bae 



■ 



the abdomen. The youi _ - a Nauplius, much like that 

 represented in Fig. 112), the mouth-organs, the legs and 



