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Alabama pearl shell Reference Libraries

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Freshwater Pearl Mussel
2008-04-30 23:14:23

The Freshwater Pearl Mussel (Margaritifera margaritifera), is an endangered species of freshwater mussel. They are used in the production of freshwater pearls. There are three subspecies. Margaritifera margaritifera margaritifera, Margaritifera margaritifera parvula, and Margaritifera margaritifera durrovensis. M. m. durrovensis is a critically endangered species in Ireland. Photo...

Word of the Day
endocarp
  • The hard inner (usually woody) layer of the pericarp of some fruits (as peaches or plums or cherries or olives) that contains the seed.
This word comes from the Greek 'endon,' in, within, plus the Greek 'kardia,' heart.
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