Driesch, experiments by. --elsewhere.
Dubois, E., on Pithecanthropus.
Durkheim, on division of labour.
Elephants, geological history of.
Embryology, A. Sedgwick on the influence of Darwin on.
Embryology, as a clue to Phylogeny. --the Origin of Species and.
Environment, action of. --Klebs on the influence on plants of. --Loeb on experimental study in relation to.
Ernst, A., on the Flora of Krakatau.
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