r. IKKOA. 



THE GEPHYRKA OK JAPAN. 



PLATE II 



Phascolosoma niyruin . 



Fig. 2r). — A papilla from the posterior Lod}^ region. 180 x . 

 Eig. 26. — A papilla from the introvert. 180 x . 

 Fig. 27. — A specimen dissected. 



riid coloKoriKi jdpoiiicii III. 



Fig. 28. — Skin with chitinous bodies from the middle body region. 2f).) x . 

 Fig. 20. — A specimen dissected. 



Phnxcolnsomo misYihiniifim. 



Fig, :X). — A papilla from the [)osterior body end ; a in longitndinal optical 



section and h in surface view. 180 x. 

 Fig. .31. — A ])erf()rated papilla from the introvert. 410 x. 

 Fig. ?>2. — A hook from the introvert; side view. 410 x. 

 Fig. 33. — A speeituen dissected. 



