PLATE XXII. 



Fig. A. Bathyonus compressus (page 109). 



Indo-Paeific and Atlantic. The specimen figured is from Station 184; depth, 1400 

 fathoms. The majority of the scales are restored. 



Fig. B. Pteroidonus quinquarius (page 106). 

 Japan, Station 235 ; depth, 565 fathoms. 



Fig. C. Malacosarcus viacrosioma (page 30). 

 Mid Pacific, Station 271 ; depth, 2425 fathoms. 



