250 



pearance of large irregular callosities; other species are 

 conical and divergent at the sutures; and some have 

 hollow spines. These shells frequently attain a large 

 size, and very great solidity; they possess a long, nar- 

 row, horny operculum. 



Strombus gigas 



Strombus Canarium 







• Isabella 









vittatus 

 epidromis 

 columba 

 • succinctus 











bituberculatus 









• troglodytes 











tridentatus 











plicatus 

 Floridus 



auris-Dianse 





pugilis 





. papilio 



pyrulatus 





lincatus 

 marginatum 







Luhuanus 





turritus 

 cancellous 





[And one fossil species/ 



