Nancy,
Ed Petuch has written extensively on the Florida fossil fauna. In his
last book he listed 25 Siphocypraea, also with a number of other Cypraea.
Don't have the title of the book handy but can get it for you if you are
interested.
Charlie
******************************************************************************
Charlie Sturm, Jr
Research Associate - Section of Invertebrate Zoology
Carnegie Museum of Natural History, Pittsburgh, PA
Assistant Professor - Family Medicine
[log in to unmask]