> >What mussel did you draw on the Ohio picture? One of the list members
> asked.
>
>A generalized Epioblasma. There's several species within this genus which
>have
>been extirpated from Ohio (and many more which have gone extinct recently).
>This genus has been hit by impoundment, channelization, and siltation very
>very hard, and has some of the most morphologically interesting shells of any
>North American unionids.
>
>cheers,
>Dave
>
>Biodiversity and Systematics
>425 Scientific Collections Facility
>The University of Alabama
>Tuscaloosa, AL 35487-0345
>(205) 348-1788
>
-- Jay DeLong Olympia, WA
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