THE

INTELLECTUAL OBSERVER

REVIEW OF NATURAL HISTORY

MICROSCOPIC RESEARCH

AND

RECREATIVE SCIENCE

VOLUME IX.

ILLUSTRATED WITH PLATES IN COLOURS AND TINTS, AND NUMEROUS
ENGRAVINGS ON WOOD

CONTENTS,

RAMBLES IN CORNWALL FOR MINERALS AND FERNS.

MARINE TELEGRAPHY. BY RICHARD BITHELL, B.SC., Pí.D.

TRUFFELS AND MORELS. By the Rev. M. T. BERKELEY, M.A., F.L.S.

With a Tinted Plate

OWEN ON THE VERTEBRATES

PAGE

By JABEZ HOGG, F.L.C., M.R.C.S.,

1

THE HUMMING-BIRD HAWK-MOTH. By the Hon. Mrs. WARD. With a

Coloured Plate........

RESULTS OF METEOROLOGICAL OBSERVATIONS MADE AT THE KEW OBSER-

VATORY. By G. M. WHIPPLE

NOTES ON BYSSUS. By T. GRAHAM PONTON

LUNAR DETAILS.—OCCULTATIONS.

F.R.A.S.

COMETS. By G. F. CHAMBERS

STRATIFIED DISCHARGES IN VACUUM TUBES. With a Coloured Plate ...

ON FISH CULTURE. By "AN OLD BUSHMAN."..

NOTES ON FUNGI.-No. V.-FERRUGINOUS-SPORED AGARICS.

By the

Rev. M. J. BERKELEY, M.A., F.L.S. With a Tinted Plate

DETONATING METEORS OF FEBRUARY AND NOVEMBER. By A. S. HER-

SCHEL, B.A.

NOTES

ON OUR COMMON INDIAN BIRDS. By R. C. BEVAN, Lieut.

THE NEWTON STONE.....

By the Rev. T. W. WEBB, A.M.,

56

64

81

85

93

99

102

107

By BERNARD

HENRY WOODWARD

111

NOTES

ON A WINTER VISIT TO MOUNT ETNA. By Professor D. T.

THE MUSK-RATS AS BUILDERS AND MINERS. By J. K. LORD, F.Z.S.

LUNAR DETAILS.-CLUSTERS, AND NEBULA.-CRIMSON STAR.-OCCULTA-

TION. By the Rev. T. W. WEBB, A.M., F.R.A.S.

ON THE APPLICATION OF RECENT SCIENTIFIC DISCOVERIES TO THE

USEFUL ARTS. By Professor M'GAULEY

ON THE COMPARATIVE GEOLOGY OF THE EARTH AND MOON. By

HENRY J. SLACK, F.G.S..

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182