A female of Daphnia pulex with eggs, fig.3 in 'Alternation of Generations', p.175 The Germ-Plasm: A Theory of Heredity by August Weismann, London, Walter Scott, 1893
Licence: Public Domain Mark
Credit: A female of Daphnia pulex with eggs, fig.3 in 'Alternation of Generations', p.175 The Germ-Plasm: A Theory of Heredity by August Weismann, London, Walter Scott, 1893. Wellcome Collection. Source: Wellcome Collection.