PLATE LXI. 



Fig. A. Notocanthus sexspinis (page 243). 

 Coast of New Zealand. 



Fig. B. Notacanthus rissoanus (page 250). 

 Mediterranean, Japan, Station 237 ; depth, 1875 fathoms. 



Fig. C. Notacanthus honapartii (page 249). 

 Atlantic, Station 310; depth, 400 fathoms. 



