Gavin de Beer
（1958年刊行，The Clarendon Press, Oxford, xii+197 pp. with 2 plates）
【目次】
Preface v
List of Illustrations xi
I. Stages of Development and Stages of Evolution 1
II. Ontogeny 14
III. The Speeds of the Process of Development 22
IV. Phylogeny 29
V. Heterochrony 34
VI. Caenogenesis 40
VII. Deviation 52
VIII. Neoteny 63
IX. Vestigial Structures Due to Reduction 92
X. Adult Variation 97
XI. Vestigial Structures Due to Retardation 99
XII. Hypermorphosis 100
XIII. Acceleration 104
XIV. Paedomorphosis and Gerontomorphosis 111
XV. Repetition 125
XVI. Embryology and Taxonomy 134
XVII. Embryology and Homology 146
XVIII. The Germ Layers 154
XIX. Conclusions 170
Bibliography 175
Index 191
