fragile papershell

    Fragile Papershell

    Leptodea fragilis
    Monkey Face Mussel

    Freshwater Mussels

    Bivalve molluscs in order Unionoida
    paper pondshell

    Paper Pondshell (Paper Floater)

    Utterbackia imbecillis
    white heelsplitter

    White Heelsplitter

    Lasmigona complanata