There is some mention of distinctive siphonal features in recent work
on unionids, e.g. the anatomical data in the Williams et al. Alabama
mussel book.  Gastrochaenid siphonal variation is shown by their
burrows and so has received some attention.

On Thu, Apr 19, 2012 at 12:16 PM, Rick Harbo <[log in to unmask]> wrote:
> Many bivalves have unique siphon features that allows for their
> identification in the intertidal or on dive surveys. Corresponding
> collections of the animals and their shells confirms that the siphon "shows"
> are a consistent and reliable feature for many species. Underwater
> photographs can often provide a identification of a bivalve species from the
> siphon show.
>
> Is anyone aware of any other work in this field or anyone I could contact
> who is working on siphon morphology?
>
> Rick Harbo
> Research Associate, Royal BC Museum
> Nanaimo, B.C. Canada
>



--
Dr. David Campbell
Collections Assistant
The Paleontological Research Institution
1259 Trumansburg Road
Ithaca NY 14850

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