Pyganodon grandis, Specimen #813, specimen, October 22, 1970; (https://digital.library.unt.edu/ark:/67531/metadc34969/m1/1/: accessed April 18, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .
Pyganodon grandis, Specimen #813, specimen, October 22, 1970; (https://digital.library.unt.edu/ark:/67531/metadc34969/m1/1/: accessed April 18, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .