CONTENTS

PAGE
[PEARLS AND PARASITES][1]
[THE DEPTHS OF THE SEA][16]
[BRITISH SEA-FISHERIES][42]
[ZEBRAS, HORSES, AND HYBRIDS][73]
[PASTEUR][101]
[MALARIA][129]
[‘INFINITE TORMENT OF FLIES’][155]
[THE DANGER OF FLIES][174]
[CAMBRIDGE][183]
[INDEX][217]

LIST OF ILLUSTRATIONS

FACING PAGE
[MATOPO][84]
[TUNDRA] (AN ICELAND PONY), HER FOAL, CIRCUS GIRL (BORN 1898), AND HER HYBRID-FOAL, SIR JOHN (BY MATOPO), WHEN A MONTH OLD (BORN 1899)[86]
[ROMULUS][92]
[MATOPO][92]
[ROMULUS][96]
[FIG. 1.]—THE PARASITE OF TERTIAN FEVER, HÆMAMŒBA VIVAX (ROSS). HIGHLY MAGNIFIED[136]
[FIG. 2.]—VARIOUS STAGES WHICH THE PARASITE OF THE ÆSTIVO-AUTUMNAL FEVER, HÆMOMENAS PRÆCOX(ROSS), PASSES THROUGH IN THE BODY OF THE MOSQUITO ANOPHELES. MAGNIFIED 2,000 TIMES. AFTER ROSS AND FIELDING-OULD [136]
[FIG. 3.]—FORMATION OF THE BLASTS OF HÆMOMENAS PRÆCOX (ROSS) WITHIN THE BODY OF THE MOSQUITO ANOPHELES. MAGNIFIED 2,000 TIMES. AFTER ROSS AND FIELDING-OULD [144]
[ANOPHELES MACULIPENNIS.] MALE, IN CHARACTERISTIC ATTITUDE[146]
[ANOPHELES MACULIPENNIS.] FEMALE[146]

BIBLIOGRAPHY