CONTENTS. yii 



CHAPTER VI. 



THE AQUARIUM AND ITS INMATES. PART I. 



PAGB 



Principle of Aquarium. Its Popularity. Zoophytes. Sertulariaii 

 -Polyps. Wonders of Reproduction. Relation between Polyps and 

 Medusae. Star-Fish. Its Organs of Locomotion. In the Aqua- 

 rium. Predacious Character. Oyster-Eating Extraordinary. 

 Voluntary Dismemberment. Sun-Star. Brittle-Stars and Sand- 

 Stars. Luidia frangilissima. Echinus, or Sea-Hedgehog. Its 

 Shell. Tenacity of Life. Sea-Cucumbers. Their Excessive Irrita- 

 bility. Esteemed as Great Delicacies in China. Marine Worms. 

 Serpulae. Brilliant Branchial Plumes. A Bouquet of Worms. 

 The Terebella. Spio ceticornis. Peculiar Movements. Novel 

 System of Traction. The Sea-Mouse. The Sea- Acorns. Beauty 

 of their Movements. Capture of Food. History and Development. 

 Selecting for the Aquarium. Surprises. Moss Corals. Rank 

 and Structure. Interesting Behaviour. Periwinkle at Work. 

 Chitons. Nudibranchs. Extreme Delicacy and Beauty. Coils of 

 Spawn. Behaviour in Confinement. Ferocity of Disposition . Ill 



CHAPTER VII. 

 THE ACjUARIUM AND ITS INMATES. PART II. 



The Sea-Anemones. Popularity. Form and Appearance. Common 

 Smooth Anemone. Sensitiveness. Planting Anemones. Resem- 

 blance to Flowers. Feeding. Urticating Organs. Anthea cereus 

 and the Hermit Crab. Kills a Young Conger-eel. Sprightliness 

 of Movements. Anemones are Robbed by Little Crabs. Devour 

 Dead Animals. Gastronomic Feats of T. crassicornis. Refuses 

 an Offered Dainty. Locomotive Powers. Dianthus Likes an Air 

 Bath. Piece-meal Reproduction. Spontaneous Division of Anthea 

 cereus. Double-disked Anemones. Family Groups. The Para- 

 sitic Anemone and the Hermit Crab. Shrimps and Prawns. Clean 

 Feeders and Scavengers. Lobsters at Play. The Hermit Crab. 

 Feeding. Change of Domicile. An Unproven Charge. Porcelain 

 Crab. Crustacean Monkey-cage. Swimming Crabs. Moulting of 

 the Crustacea. Conger. Wrasse. Pipe-fish. Paternal Nursing. 

 " Marine Store " Collecting 137 



CHAFfER VIII. 



THE ANCIENT ORDER OF BATRACHIANS. 



Ill-repute of the Order. Little Understood. Rank. Transitionaiy 

 Character. Development of Tadpole. Irregularities-. Cannibal- 

 ism of Tadpole of Frog. Showers of Frogs. Lepidosiren or Mud- 



