It's probably Chicoreus (Phyllonotus) margaritensis (Abbott, 1958) (new
name for imperialis Swainson). It has 4-6 varices vs pomum wich has 3


I got some shells from Margarita Island, Venezuela.   Does
>"Murex"  (not sure of the current genus) pomum occur this far
>south?   It looks like this species, except that the aperture is
>a different color from the typical Florida specimen.
>
>Thanks,
>Linda


  John Wolff
2640 Breezewood Dr.
Lancaster, PA 17601