57 C) 



ZOOLOGY 



{C4cny]itcrus Uacodes), and the rest of the body hanging freely 

 into the water. Lastly, in Trachrliastes (G) the second maxilla^ 



a.nt.Z 





5. Les f e ird 



6.Trdchelia5res 



Fk;. 402. — Yariuus forms of parasitic Eucopepoda. 4a, female ; 4b, male, anf.l, antcnniile ; 

 ant.S. antenna ; e. median eye ; e.a. eg^-sae ; /.I, J/.', thoracic feet ; il. male ; lyvj-.?, second 

 maxilla-. (After Gcrstaccker, Claus, Cuvier, and G. M. Thrmpson.) 



(mx.3) are greatly enlarged, and form a characteristic organ of 

 attachment. 



Anjiilns (Fig. 453) is the most familiar example of the Branrhinra, or Carp- 

 lice. It is an external parasite on fresh- water Fishes (Carp, Stickleback, &c.), not 



