Dear Paul;-
    Glad we're on the same page.
        Art

"Monfils, Paul" wrote:

> Hello Deane,
>
> 82 mm x 55 mm?  That's quite an Epitonium!  The biggest Caribbean species is
> Amaea mitchelli, which is usually less than 60 mm in length.  The next
> biggest Caribbean species is Sthenorytis pernobilis, which is not known to
> reach 50 mm.  There are a couple of species of Epitoniidae that frequently
> exceed 80 mm - Amaea magnifica from the central western Pacific, which
> commonly exceeds that size; and Epitonium rugosum from the Philippines,
> which uncommonly exceeds that size.  The problem is, an 82 mm specimen of
> either of those species would be nowhere near 55 mm in diameter.  An 82 mm
> E. rugosum would be about 25 mm in greatest diameter, while an 82 mm A.
> magnifica might be 30-35 mm in diameter.  There are two other species for
> which the world record size is slightly over 80 mm - Amaea ferminiana from
> West Central America, and Epitonium scalare from the western Pacific.  A.
> ferminiana, like the species mentioned above, would be far less than 55 mm
> in diameter.  An 82 mm Epitonium scalare could be 55 mm in diameter, and if
> that's what you have, and it is a full 82 mm in length, it is a new world
> record size (the currently listed record is 81.8 mm).  It would be great if
> you could furnish an image of this mystery shell.  Are you certain it is an
> Epitonium?
>
> Paul M.