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DIVISION IX. Shell nearly entire^ longitudinally or transversely ribbet 



and sub-umbilicated. 



Scientific name. Locality. Scientific name. Locality. 



Reticulata, Africa, Jamaica. Fnsca, So. Seas. 



Cancellata, Mediterranean. Nucea, 



Nasca, Guinea. 



DIVISION X. Sliell spinous or rugged, and nodulous. 



Turbinellus, Amboyna. Muricata, Jamaica, Madagascar. 



Capitellum, Indian Ocean. Ceramica, Ceram, Indian Ocean. 



Rhinocerus, New Guinea. Globosa, 



DIVISION XI. Shell with a somewhat produced beak. 



Pyrum, Ceylon. Scolymus, Florida. 



Gruvi.-;, Moluccas. 



