1. Spermataphores as a means of hypodermic impregnation Author(s): Whitman, Charles Otis, 1842-1910, author Publication: Boston : Ginn & Company, 1891 Subject(s): SpermatogoniaLeeches -- cytologyReproductive Behavior -- physiology
2. The seat of formative and regenerative energy Author(s): Whitman, Charles Otis, 1842-1910, author Publication: Boston: Ginn and Company, 1888 Subject(s): Invertebrates -- cytologyReproductive Behavior -- physiologyCytoplasm -- physiology