PLATE 11. 



Fig. A. Centrophurus foliaceus (page 5). 



Fig. B. Centropliorus fniuamulosus (page 5). 



Both these sharks were obtaiucd off laosima, Japan, Station 232 ; depth, 345 fathoms. 

 Figures reduced in size ; separate views of tlic dentition and scales, magnified. 



