THE DESCENT OR ORIGIN OF MAN.
The Evidence of the Descent of Man from some Lower Form.
|Nature of the evidence bearing on the origin of man — Homologous structures in man and the lower animals — Miscellaneous points of correspondence — Development — Rudimentary structures, muscles, sense-organs, hair, bones, reproductive organs, &c. — The bearing of these three great classes of facts on the origin of man||5|
On the Manner of Development of Man from some Lower Form.
|Variability of body and mind in man — Inheritance — Causes of variability — Laws of variation the same in man as in the lower animals — Direct action of the conditions of life — Effects of the increased use and disuse of parts — Arrested development — Reversion — Correlated variation — Rate of Increase — Checks to increase — Natural selection – Man the most dominant animal in the world — Importance of his corporeal structure — The causes which have led to his becoming erect — Consequent changes of structure — Decrease in size of the canine teeth — Increased size and altered shape of the skull — Nakedness — Absence of a tail – Defenceless condition of man||26|
Comparison of the Mental Powers of Man and the Lower Animals.
|The difference in mental power between the highest ape and the lowest savage, immense — Certain instincts in common — The emotions — Curiosity — Imitation — Attention — Memory — Imagination — Reason — Progressive improvement – Tools and weapons used by animals — Abstraction, Self-consciousness — Language — Sense of beauty — Belief in God, spiritual agencies, superstitions||65|