PLATE XXV. 



Fig. Page. 



1. Neptunea despeda (Linne). 



var. inter scul'ptn, Gr. B. Sowerby. Yarn Hill. (Sedgwick Museum, 



Cambridge) . . . . .166 



2. var. sahantiquata, Maton and Rackett. Bramerton. (Ipswich 



Museum) . . . . . .163 



3. var. decemcnstata, Say. Bramerton. (British Museum) . 161 



4. var. carinata, Pennant. Little Oakley. (Harmer Collection) . 162 



5. var. decemcostata, Say. Little Oakley. (Harmer Collection) . 161 



6. Sipho gracilis (Da Costa). 



var. convoliita, Jeffreys. Waldringfield. (Harmer Collection) . 178 



7. ditto. Recent. (Tomlin Collection) . . .178 



8. Sipho Ri'rendeenii (Dall). Little Oakley. (Harmer Collection) . 184 



9. Ditto. Recent, Beliring Sea. (British Museum) . . .184 



10. Sipho hirsiifus (?) Jeffreys. Butley. (Harmer Collection) . .201 



11. Sipho togatns (Morch). Recent, Vega expedition. (Stockholm Museum) 180 



12. Enlargement of part of fig. 11 . . . .180 



13. Trophon trnncatus (Strom). 



var. Harineri, A. Bell. Cranstal Point, Isle of Man. (Harrison 

 Collection) . . . . . .201 



