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Physella heterostropha (Say, 1817) Pewter Physa |
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Crawling on discarded shark carcass, lake at Florida Community College South Campus, southeastern Jacksonville, Duval Co., Florida 4/9/2006 (about 6 mm.) |
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Physella heterostropha (Say, 1817) Pewter Physa |
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|
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Crawling on discarded shark carcass, lake at Florida Community College South Campus, southeastern Jacksonville, Duval Co., Florida 4/9/2006 (about 6 mm.) |
