PLATE XVI. 



Fig. 1. Ocinebra {Favartia) cellulosa Conrad, young ; 12.0. Page 210. 



2. Murexpomum Gmelin, very young ; 15.0. Page 198. 



3. Murex Hidalgoi Crosse ; 23.0. Page 198. 



4. Murex hystricina Dall ; 21.0. Page 200. 



5. Coralliophila Dehurghice Eeeve, young ; 20.0. Page 218. 



6. CoralUophilalactucaV>aW,yo\m»\ 11.^. Page 220. 



