

\-< IPODA 



i \ryphella sp. (anon) ma) 

 ral view, a median teeth, bb lateral teeth. X350 diara 



Galvina sp. (anon) ma). 



• the masticator) edge ol the mandible. 

 — 22, A piece of the radula, from above, a median teeth, b lateral teeth 

 \ median tooth, from above. 

 Two median teeth, from the under side. 



the radula, lateral view; « and b as in fig. 22. 

 drawn with cam. hie. x 350 diam. 



PI. V. 

 Gonieolis atypica, Bgh. 



1. Tin.- efferent ducts of the genital system, viewed from the inside of the anterior genital nia^. 



the hinder edge of the anterior genital mass; <i the duct of the hermaphrodite gland, 

 /' ampulla of the same; c the prostatic part, and </ the musculous part of the seminal duct; 

 e the inner part, and / the outer part of the penis (with glans); g the seminal vesicle, and 

 // its duct 



Coryphella salmonacea (Couth.). 



2, A piece of the masticatory edge of the mandible, </ the free edge, x 350 diam. 



of the radula, lateral view, na median teeth, bb lateral teeth, x 200 diam. 

 A lateral tooth. X 350 diam. 

 \ piece of the salivary gland (Gl. saliv.). 



— 6. A piece of the gland of the oral tube (Gl. ptyalina). 



Figs. 5 and 6 drawn with cam. Inc. x 100 diam. 



— initial duct, /' penis bag. 



— eminal duct, /' glans penis. 



Coryphella salmonacea (Couth.), oar. 



Lateral tooth-plate, from abowe. 

 Median tooth-plate, lateral view. 



drawn with cam. Inc. x 350 diam. 



Coryphella sp. 



:l - A P> the masticator) edge of the mandible, ,1 the hinder end. 



: the radula, lateral view, >ia median teeth, bb lateral teeth. 



— 13. A median tooth, from the under side. 



