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This is an interesting booklet which the author dedicated to the remembrance of Charles Darwin's 150th birthday.
The contents can conveniently be divided into three areas: (1) a concise and well-written review of the phylogenesis of the nervous system, (2) the embryology of the human central nervous system (ontogenesis), and (3) explanations and correlations between congenital anomalies and clinical symptomatology on one side and the development of the brain on the other side.
The first two parts do not constitute major new or original contributions to the sciences of zoology and embryology, but they present the facts of evolution clearly. In the first chapters, the author lays the groundwork for documenting the hypothesis that medicine in general, and neurology in particular, relate to the same laws of evolution by Darwin and Haeckel as other biologic sciences. When he discusses developmental diagnosis, he explains how the type of anatomic or functional