PLATE XVI. 



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



" 2. Murex pomum 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 Deburghioe Reeve, young ; 20.0. Page 218. 



" 6. Coralliophila lactuca Dall, young ; 11.0. Page 220. 



