XU. CONTENTS.. 



tions — The Branching Coryne — A Parasite — A Beautiful 

 Sea-weed — Structure of the Zoophyte — 'Origin of its Name — 

 Tentacles — Their Structure — Egg Capsules — Escape of the 

 Eggs — The Bird's-head Coralline — Elegant Shape of the Poly- 

 pidom — Advantage of studying living Animals — The Cell 

 — The Polype — Its Organization — Muscles — Economy in 

 God's Works — A Populous Stone — Enumeration of its Te- 

 nants — Reflections — God's Purpose in Creation — The hopeful 

 Future — The Sessile Coryne — The Belgian Pedicellina— Its 

 Form and Structure — Production of its Young — Its Habits 

 — Its Affinities — The Slender Pedicellina — Its singular Bulb. 



188 



CHAPTER IX. 



Metamorphosis of Lepralia — Appearance of the Gemmule — 

 Budding of the Cell-spines — Development of the Polype — 

 Growth —The Three-headed Coryne — Singular Use of its 

 Disk — Beania — Coralline Light — Lime Light — Tubulipora — 

 Marine Vivaria — The Principle explained — Elegance of Sea- 

 plants — Facilities for Study — Details of Experiments — 

 Mode of procuring the Sea-weeds — Success — Anticipations 

 — A curious Coincidence — Sponge- Crystals — ^Their elegant 

 Form — Immense Numbers — Mutual Entanglement — Ciliated 

 Sponge — Its crystal Coronet — Powers of Restoration. 218 



CHAPTER X. 



Respiration and Circulation — A Transparent Ascidia — Organs of 

 Sight — Play of the Gills — Ciliary Waves — The Heart — Cours- 

 ing of the Blood-globules — Reversal of the Current — " Na- 

 ture," what is it ? — The Praise of God — Luminositv of the 

 Sea — A Charming Spectacle — Light-producing Zoophytes — 

 Luminosity a Vital Function — Noctiluca, a Luminous Ani- 

 malcule — Its Structure — Production of its Embryo — The 

 Slender Coryne — Description — Parasites, 240 



CHAPTER XI. 



Hillsborough— Meaning of its Name — Its Grandeur — Its Flowers 

 — Commanding Prospects — View Westward — Inland — East- 

 ward — Seaward — Formation of a Beach — A Rock-slip — An- 



