Browsing by Author "Ahlstrom, Elbert Halvor."
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Item A revision of the rotatorian genera Brachionus and Platyias, with descriptions of one new species and two new varieties. Bulletin of the AMNH ; v. 77, article 3.(New York : The American Museum of Natural History, 1940) Ahlstrom, Elbert Halvor.Item A revision of the rotatorian genus Keratella, with descriptions of three new species and five new varieties. Bulletin of the AMNH ; v. 80, article 12.(New York : The American Museum of Natural History, 1943) Ahlstrom, Elbert Halvor.