AnimalsMollusksBivalves — Class Bivalvia
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Clams — Family Corbiculidae
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Zebra Mussel —  Dreissena polymorpha [1]
Found in West Prong Sister Grove Creek at the CR466 and CR476 bridges. We lost one fourth of our drinking water supply when this dangerously invasive species infested Lake Texoma, prompting the North Texas Municipal Water District to stop pumping water from there. Family Dreissenidae.
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Peaclams — Family Pisidiidae
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Freshwater Mussels — Family Unionidae
Evidence that species is found in Texas:
  1. Nonindigenous Aquatic Species (NAS), USGS database query for Collin County.