Xil. 



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 



^Xhe 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 CorjTie — 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 — Anticpations 

 — 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 — Luminosity 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- 



