By Rafinesque, C. S. (Constantine Samuel), 1783-1840 / Poulson, Charles A. (Charles Augustus), 1789-1866 . Genre n-uso-- / Mollusks / Ohio River / Bivalvia . Names unio / axis / animal / obliquaria / obovaria and 461 more

By Tryon, George W. (George Washington), 1838-1888 . Genre Mollusks / Periodicals . Names mus / fesavirus 1 / american / sp / fesavirus 2 and 15473 more

Genre Science / Societies, etc / Periodicals . Names area / type / io / sea / phage e and 5599 more

Genre Natural history / Periodicals . Names thorax / california / apex / la / american and 12093 more

By Lea, Isaac, 1792-1886 . Genre Unionidae . Names lea / unio / anodonta / wood / la and 6521 more

By Smith, John Bernhard, 1858-1912 / Skinner, Henry Devenish, 1887- . Genre Lepidoptera / Insects / North America . Names lepidoptera / america / s a / unidentified / salivirus a and 6645 more

Names ix / unio / helix / melania / goniobasis and 76314 more

Genre Science / Periodicals / Science / Societies, etc . Names area / plants / areas / sea / american and 4906 more