01 n. A genus of fresh-water or river turtles which have the shell imperfectly developed and covered with a soft leathery skin. They are noted f…
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A genus of fresh-water or river turtles which have the shell imperfectly developed and covered with a soft leathery skin. They are noted for their agility and rapacity. Called also soft tortoise, soft-shell tortoise, and mud turtle.(Zool.) Also: soft tortoise, soft-shell tortoise, mud turtle