Kevin S. Cummings, Christine A. Mayer, and Robert E. Szafoni Endangered Freshwater Mussels (Mollusca: Unionidae) in the North Fork Vermilion River, Illinois with Comments on the Federally Endangered Clubshell, Pleurobema clava (Lamarck, 1819) 091-11MS9710-print
[091-11MS9710] Endangered Freshwater Mussels (Mollusca: Unionidae) in the North Fork Vermilion River, Illinois with Comments on the Federally Endangered Clubshell, Pleurobema clava (Lamarck, 1819)
Kevin S. Cummings, Christine A. Mayer, and Robert E. Szafoni Endangered Freshwater Mussels (Mollusca: Unionidae) in the North Fork Vermilion River, Illinois with Comments on the Federally Endangered Clubshell, Pleurobema clava (Lamarck, 1819) 091-11MS9710-print