DESCRIPTION OF THE FRONTISPIECE. 



Fig. 1. Conus Cedo Nulli. Vide Page 87 



Fig. 2. * Voluta Harpa 110 



Fig. 3. Murex Argus 135 



Fig. 4. Bucciimm Costatum 119 



Fig. 5, 6. Cypraea Aperta 95 



Fig. 7. * Helix Papyracea 168 



These Shells are supposed not to be figured in any former 

 work on Conchology. 



