By Newman, Horatio Hackett, b. 1875 . Genre Evolution / Genetics / Eugenics . Names life / animals / plants / drosophila / called and 3791 more

By Allee, W. C. (Warder Clyde), 1885-1955 . Genre Zoology / Classification . Names animals / thorax / order / class / animal and 933 more

By Loeb, Jacques, 1859-1924 . Genre Physiology / Phototropism / Geotropism / Reproduction / Irritability and 1 more . Names sea / ca / na / bacteria / animals and 1992 more

By Child, Charles Manning, 1869-1954 . Genre Nervous system . Names animals / axis / data / planaria / vertebrates and 2269 more

By Herrick, C. Judson (Charles Judson), 1868-1960 . Genre Cerebral cortex / Rats / Behavior / Psychology, Comparative / Brain and 3 more . Names animals / type / animal / area / simple and 2313 more

By Link, George Konrad Karl. [from old catalog] . Genre Fusarium. [from old catalog] / Potatoes / Diseases and pests. [from old catalog] . Names fusarium / tuber / plants / bacteria / soil and 230 more

By Blaisdell, Thomas C. (Thomas Charles), 1867-1948 . Genre Michigan . Names life / american / called / class / soil and 925 more

By Child, Charles Manning, 1869-1954 . Genre Age / Reproduction . Names animals / life / age / plants / animal and 3015 more

By Lillie, Frank Rattray, 1870-1947 . Genre Fertilization (Biology) / Fertilization . Names sea / nereis / animals / arbacia / life and 1299 more

By Butterfield, Kenyon L. (Kenyon Leech), 1868-1935 . Genre Agriculture / United States . Names life / class / american / idea / order and 592 more