Book Ii.--Mission and Arts of the Insect.

I. SWAMMERDAM, 129 II. THE MICROSCOPE:--HAS THE INSECT A PHYSIOGNOMY? 143 III. THE INSECT AS THE AGENT OF NATURE IN THE ACCELERATION OF DEATH AND LIFE, 155 IV. THE INSECT AS MAN'S AUXILIARY, 165 V. A PHANTASMAGORIA OF LIGHT AND COLOUR, 175 VI. THE SILKWORM, 185 VII. INSTRUMENTS OF THE INSECT: AND ITS CHEMICAL ENERGIES, AS IN THE COCHINEAL AND THE CANTHARIDES, 193 VIII. ON THE RENOVATION OF OUR ARTS BY THE STUDY OF THE INSECT, 201 IX. THE SPIDER--INDUSTRY--THE STOPPAGE, 211 X. THE HOME AND LOVES OF THE SPIDER, 223