PLATE IV. 



FIG. 



1 . Murex ramosus . . 



2. Murex rana 1 . 



3. Murex maculosus 2 



4. Trochus zizyphinus . 



5 . Trochus perspectives ' 6 



6. Trochus dolabratus 4 



7 . Turbo scalaris 5 . 



8. Turbo clathrm* . . 



Branched Mu rex. 

 Frog Murex. 

 Spotted Murex. 

 Livid Top Shell. 

 Staircase Shell. 

 Zebra Shell. 

 Wentle Trap. 

 False Wentle Trap. 



1 Ranella Crumersia of Lamarck. 



2 Triton Maculosus ditto. 



3 Solarium Perspectivum ditto. 



4 Pyramidella Dolabrata ditto. 



5 Scalaria Pretiosa ditto . 

 tf Scalaria Communis ditto. 



