Mon, 20 Mar 2017 22:15:16 +0000

Pelecypods (peh-les'-i-pods) include oysters, clams, mussels, and cockles.

Pelecypods (peh-les'-i-pods) include oysters, clams, mussels, and cockles. They have been found in some of the oldest marine rocks known and still are very numerous in the seas and rivers today. In the past, some pearl buttons were made from clam shells from the Illinois and Mississippi Rivers. This major industry caused near extinction of some specie

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