Gemma

1 species

The list of species of Gemma genus

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The list of species of Gemma genus

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Amethyst gem clam

Gemma gemma

The amethyst gem clam (Gemma gemma ) is species of very small saltwater clam, a marine bivalve mollusk in the family Veneridae, the Venus clams.It is a small species, reaching a length of only 5 mm. The shell color is whitish or grayish, suffused...