MARVELS OF POND-LIFE

OR,

A YEAR'S MICROSCOPIC RECREATIONS

AMONG THE

POLYPS, INFUSORIA, ROTIFERS, WATER-BEARS,
AND POLYZOA.

BY

HENRY J. SLACK, F.G.S.,
SECRETARY TO THE ROYAL MICROSCOPICAL SOCIETY;

AUTHOR OF

'THE PHILOSOPHY OF PROGRESS IN HUMAN AFFAIRS,' ETC. ETC.

SECOND EDITION.

ILLUSTRATED WITH COLOURED PLATES AND NUMEROUS WOOD ENGRAVINGS.

LONDON:
GROOMBRIDGE AND SONS,
5, PATERNOSTER ROW.
MDCCCLXXI.

PRINTED BY J. E. ADLARD,
BARTHOLOMEW CLOSE.