INHERITANCE OF CHARACTERISTICS
IN DOMESTIC FOWL.
BY
CHARLES B. DAVENPORT,
Director of the Station for Experimental Evolution,
Carnegie Institution of Washington.
WASHINGTON, D. C.
Published by the Carnegie Institution of Washington.
1909
Carnegie Institution of Washington Publication No. 121.
Papers of the Station for Experimental Evolution, No. 14.
PRESS OF J. B. LIPPINCOTT COMPANY
PHILADELPHIA
TABLE OF CONTENTS.
| PAGE | |
| Introduction | 3 |
| Chapter I. The Split or Y Comb | 5 |
| A. Interpretation of the Y Comb | 5 |
| B. Variability of the Y Comb and Inheritance of the Variations | 12 |
| Chapter II. Polydactylism | 17 |
| A. Types of Polydactylism | 17 |
| B. Results of Hybridization | 18 |
| Chapter III. Syndactylism | 29 |
| A. Statement of Problem | 29 |
| B. Results of Hybridization | 32 |
| Chapter IV. Rumplessness | 37 |
| Chapter V. Winglessness | 42 |
| Chapter VI. Booting | 43 |
| A. Types of Booting | 43 |
| B. Normal Variability | 43 |
| C. Results of Hybridization | 46 |
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