Yen, T.-C. (1944). Notes on Fresh-Water Mollusks of Idaho Formation at Hammett, Idaho. <em>Journal of Paleontology.</em> 18(1): 101-108. page(s): 108, fig. 4 [details] Available for editors
MolluscaBase eds. (2025). MolluscaBase. Pisidium exiguum Yen, 1944 †. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1562771 on 2025-05-21
Marine Species Traits editorial board (2025). Marine Species Traits. Pisidium exiguum Yen, 1944 †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1562771 on 2025-05-21
original descriptionYen, T.-C. (1944). Notes on Fresh-Water Mollusks of Idaho Formation at Hammett, Idaho. <em>Journal of Paleontology.</em> 18(1): 101-108. page(s): 108, fig. 4 [details] Available for editors