CONTENTS.

CHAPTER I.
PAGE
Introduction[1]
CHAPTER II.
The Floor of the Ocean[9]
CHAPTER III.
The Aquarium[19]
CHAPTER IV.
The Vegetation of the Marine Aquarium[39]
CHAPTER V.
The Zoöphytes[51]
CHAPTER VI.
The Molluscs, &c.[64]
CHAPTER VII.
The Ascidians, Barnacles, Sea-Cucumbers, Naked Molluscs, Sea-Worms, &c.[86]
CHAPTER VIII.
The Fish and Crustaceans of the Aquarium[95]
CHAPTER IX.
Conclusion[106]

LIST OF PLATES.

[PLATE I.]
SEA-WEEDS.
No. PAGE
1. Delesseria sanguineaThe Crimson Delesseria[45]
2. Punctaria latifoliaThe Broad-leaved Punctaria[45]
3. Chordaria flagelliformisThe Whip-like Chordaria[45]
4. Vaucheria submarinaThe Submarine Vaucheria[45]
5. Hildenbrandtia rubraThe Red Hildenbrandtia[45]
[PLATE II.]
SEA-WEEDS.
1. Bangia fusco-purpureaThe Dark-purple Bangia[46]
2. Codium tomentosumThe Closely-haired Codium[46]
3. Bryopsis plumosaThe Feathery Bryopsis[41], [46]
4. Callithamnion arbusculaThe Tree-like Callithamnion[46]
5. Leathesia BerkleyiBerkley’s Leathesia[46]
6. Laminaria phyllitisThe Leafy Laminaria[46]
[PLATE III.]
1. Porphyra vulgarisThe Common Porphyra[46]
2. Dumantia filiformisThe Slender Dumantia[46]
3. Asperococcus TurneriTurner’s Asperococcus[47]
4. Rytiphlæa pinastrisThe Pine-like Rytiphlæa[47]
5. Chrysymenia roseaThe Rose-coloured Chrysymenia[47]
6. Peyssonetia DubyiDuby’s Peyssonetia[47]
7. Chordaria divaricataThe Minutely-branching Chordaria[47]
8. Ectocarpus siliculosusThe Podded Ectocarpus[46]
9. Nemaleon multifidaThe Many-cleft Nemaleon[46]
10. Nytophyllum punctatumThe Spotted Nytophyllum[46]
[PLATE IV.]
SEA-WEEDS.
1. Chondrus crispusThe Curly Chondrus[41], [47]
2. Gigartina acicularisThe Needle-shaped or Pointed Gigartina[47]
3. Ceramium strictumThe Pink Ceramium[47]
4. Zonaria atomariaThe Speckled Zonaria[47]
5. Plocamium coccineumThe Scarlet Plocamium[47]
[PLATE V.]
SEA-WEEDS.
1. Laurencia pinnatifoliaThe Pinnate-leaved Laurencia[42], [48]
2. Polysphonia parasiticaThe Parasitic Polysphonia[48]
3. Ulva latissimaThe Broad-leaved Ulva[48]
4. Rhodymenia lacinataThe Lace-edged Rhodymenia[42], [48]
5. Gracilaria confervoidesThe Sponge-like Gracilaria[49]
6. Codium bursaThe Purse-like Codium[49]
7. Iridæa edulisThe Eatable Iridea[48]
8. Zonaria parvulaThe Lesser Zonaria[48]
9. Ectocarpus tomentosusThe Hairy Ectocarpus[49]
10. Corallina officinalisThe Common Corallina[49]
[PLATE VI.]
SEA-ANEMONES, STAR-FISH, ETC.
1. Geniaster equestresThe Small Scarlet Star-fish[101]
2. Asterina gibbosaThe Gibbous Star-fish[101]
3. Palmipes membranaceusThe Bird’s-foot Star[101]
4. Cribella oculataThe Eyed Star-fish[101]
5. Palæmon serratusThe Common Prawn[98]
6. Edwardsia vestitaThe Clothed Sea-Anemone[54]
[PLATE VII.]
1. Actinia clavataThe Nailed Sea-Anemone[55]
2. Pennatula phosphoreaThe Phosphoric Sea-pen[61]
3. A Group of Ascidians [86]
4. A Shell of the Common Whelk, on which are two specimens of BalanusThe Acorn-shell[88]
[PLATE VIII.]
1 & 2. Actinia mesembrianthemumThe Carnation-like Sea-Anemone of different colours[57]
3. Actinia gemmaceaThe Gemmed Sea-Anemone[55]
4. Lucernaria auriculaThe Auricula-like Lucernaria[59]
5. Virgularia mirabilisThe Rod-like Sea-Pen[62]
[PLATE IX.]
1. Actinia anguicomaThe Serpent-haired Sea-Anemone[57]
2. Alyconium digitatumThe Many-fingered Alyconium[61]
3. Echinus sphæraThe Common Sea-Egg[103]
4. Cucumis hyalinusThe Glassy Sea-Cucumber[89]
[PLATE X.]
1. A group of Serpula contortuplicataThe Twisted Serpula[87]
2. Actinia crassicornisThe Thick-horned Sea-Anemone[57]
[PLATE XI.]
A Design for a Plainly-mounted Aquarium[34]
[PLATE XII.]
A Design for an Aquarium mounted in handsome Rustic-work[34]