PLATE XL VI. 



Fig. A. Bathysaurus ferox (page 181). 

 East coast of New Zealaud, Station 168 ; depth, 1100 fathoms. 



Figs. B, B'. Bathysaurus mollis (page 183). 



Pacific. Fig. B represents the adult, from the sea of Yedo, Station 237 ; depth, 

 1875 fathoms. Fig. B', the young, from Station 281 ; depth, 2385 fathoms. 



