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"THROUGH THE EYE"
SERIES
EVOLUTION
"THROUGH THE EYE" SERIES
THE FIRST TWO VOLUMES
EVOLUTION. By J. A. S. Watson, B.Sc.
THE CIVILIZATION OF THE ANCIENT EGYPTIANS.
By A. Bothwell Gosse.
Other Volumes in Preparation

Fig. 1.—Tree illustrating the probable course of animal evolution.
BY J. A. S. WATSON, B.Sc.

THROUGH THE · EYE
Published by T. C. & E. C. JACK, Ltd.
35 & 36 PATERNOSTER ROW, LONDON, E.C.
AND AT EDINBURGH
Printed in Great Britain
| PAGE | ||
|---|---|---|
| CHAPTER I | The Evidence for Evolution | 1 |
| CHAPTER II | Unicellular and Multicellular Animals | 23 |
| CHAPTER III | The Worms and some of their Posterity | 58 |
| CHAPTER IV | The Early Vertebrates and the Fishes | 79 |
| CHAPTER V | The Conquest of the Land | 104 |
| CHAPTER VI | The Mammals and Man | 123 |
For many of the illustrations the Publishers are indebted to the Deutsche Verlags-Anstalt (from Günther's Vom Urtier zum Menschen) and Herr Wilhelm Engelmann (from Haeckel's Anthropogenie). Acknowledgment is also made to Messrs. Watts & Co., London, the Publishers of the English Edition of Haeckel's Anthropogenie, entitled The Evolution of Man.
EVOLUTION
THE EVIDENCE FOR EVOLUTION
The idea of Evolution is an old one. It is older than theDarw