576 



ZOOLOGY 



SECT. 



(Gcnypterm llacodcs), and the rest of the body hanging freely 

 into 'the water. Lastly, in Tracheliastes (6} the second maxilla 



e.e 



'..A nl-hosoma 



1. Ergasilus 



4. Chondracanf-hus 



e a 



7. Lernaea 



5. Les h e i ra 



6.Tr dch eli a s t e s 



. 4.v_'. Various f<nras of parasitic Euccpepcda. -la. female ; 41), male. a,it.l. antcnnuk' : 

 ant. 1 *, antenna; c. median eye ; e.8. ey^-sae ; f.l. r. ..', thoracic feet; A/, male; //*.r..?, stcond 

 maxilla-. (After Gerstaccker, Glaus, Cuvier, and (i. M. r l In mi^on.) 



(rnx.3} are greatly enlarged, and form a characteristic organ of 

 attachment. 



Arynln* (Fig. 453) is the most familiar example of the Braiidtinra, or Carp- 

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



