Families lacking an operculum
>include Bullidae, Cancellariidae, Trichotropidae, Cypraeidae, Triviidae,
>Ovulidae, Marginellidae, Harpidae,
 
Hi! I'm back
 
Don't forget the Morums have been placed in the Harpidae and (at least
some) Morums have a vestigial operculum (almost impossible to find in
fact). I've got pictures of Morum oniscus with the tiny dot of an operculum
riding on the back of its rather vast foot.
 
Peggy Williams
 
                     http://www.mindspring.com/~shellelegant
                                  Peggy Williams
                                   Shell Elegant Tours
                 PO Box 575     *     Tallevast FL 34270
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