PLATE XX. 



! xmetra laevipinna: lateral view of a specimen from Saleyer. 



! xmetra laevipinna: lateral view of a detached arm from a specimen from Saleyer, showing the 



pinnult 

 I -14. Mariametra tuberculata: dorsal view of the type specimen from Stat. ; il Metres). 2. 



xmetra minima: lateral view of a specimen from Stat. 117. 3. 

 Decametra parva: lateral view of the type specimen from Stat. 515. 2. 

 1 4.7. Mariametra tenuipes: dorsal view of the type specimen from Stat. 294. 2. 



Cyllometra gracilis: dorsal view of a specimen from Stat. 49a. 

 I : ome trides adeonae: ventral view of a young specimen (the type of 0. marginata) from Stat. 305. 



i wietra mylitta: lateral view of a specimen from Stat. 99. 2. 



