ology. VI. On the
Nature of the Process of Fertilization. VII. On the Nature of Formative
Stipulation (Artificial Parthenogenesis). VIII. The Prevention of the
Death of the Egg through the Act of Fertilization. IX. The Role of Salts
in the Preservation of Life. X. Experimental Study of the Influence of
Environment on Animals.

LOEB, J.: The Organism as a Whole. G. P. Putnam's Sons. New York, 1916.

Selection from contents: I. Introductory Remarks. II. The Specific
Difference between Living and Dead Matter and the Question of the Origin
of Life. III. The Chemical Basis of Genus and Species: 1. The
Incompatibility of Species not Closely Related. 2. The Chemical basis of
Genus and Species and of Species Specificity. IV. Specificity in
Fertilization. V. Artificial Parthenogenesis. VI. Determinism in the
Formation of an Organism from an Egg. VII. Regeneration. VIII.
Determination of Sex, Secondary Sexual Characters and Sexual Instincts: 1.
The Cytological Basis of Sex Determination. 2. The Physiological Basis of
Sex Determination. IX. Mendelian Heredity and its Mechanism. X. Animal
Instincts and Tropisms. XI. The Influence of Environment. XII. Adaptation
to Environment. XIII. Evolution. XIV. Death and Dissolution of the
Organism.

LOEB, J.: "Forced Movements, Tropisms, and Animal Conduct." J. B.
Lippincott, Philadelphia, 1918.

Selection from contents: I. Introduction. II. The Symmetry Relations of
the Animal Body as the Starting Point for the Theory of Animal Conduct.
III. Forced Movements. IV. Galvanotropism. V. Heliotropism. The Influence
of One Source of Light. 1. General Facts. 2. Direct Proof of the Muscle
Tension Theory of Heliotropism in Motile Animals. 3. Heliotropism of
Unicellular Organisms. 4. Heliotropism of Sessile Animals. VI. An
Artificial Heliotropic Machine. VII. Asymmetrical Animals. VIII. Two
Sources of Light of Different Intensity. IX. The Validity of the
Bunsen-Roscoe Law for the Heliotropic Reactions of Animals and Plants. X.
The Effect of Rapid Changes in Intensity of Light. XI. The Relative
Heliotropic Efficiency of Light of Different Wave Lengths. XII. Change in
the Sense of Heliotropism. XIII. Geotropism. XIV. Forced Movements Caused
by Moving Retina Images: Rheotropism: Anemotropism. XV. Stereotropism.
XVI. Chemotropism. XVII. Thermotropism. XVIII. Instincts. XIX. Memory
Images and Tropisms.

A list of _554 books on this subject_, in which any reader interested will
find a vast storehouse of