Contents 
CHAPTER X. 
THE MYTHOLOGY OF FISHES. 
Vil 
PAGE 
The Mermaid.—The Monkfish_—The Bishop-fish.—The Sea-serpent...... 
CHAPTER XI. 
THE COLLECTION OF FISHES. 
How to Secure Fishes.—How to Preserve Fishes.—Value of Formalin.— 
Records of Fishes.—Eternal Vigilance. ............ 00. cece seen eees 
CHAPTER XII. 
THE LEPTOCARDII, OR LANCELETS. 
The Lancelet.—Habits of Lancelets——Species of Lancelets.—Origin of 
ILEMREN AI Sc coco oh Cp LORE R OM ORO Is bAGen OpRODRDAC OD oGhGoUoUe 
CHAPTER XIII. 
THE CYCLOSTOMES, OR LAMPREYS. 
The Lampreys.—Structure of the Lamprey.—Supposed Extinct Cyclo- 
stomes.—Orders of Cyclostomes.—The Hyperotreta, or Hagfishes.—The 
Hyperoartia, or Lampreys.—Food of Lampreys.—Metamorphosis of 
Lampreys.—Mischief Done by Lampreys.—Migration or ‘‘Running”’ of 
Lampreys:. «. 1% O06 OU oC DOC POD OG CEE re OD coiwias Cody AO OAD OOO ae 
CHAPTER XIV. 
THE CLASS ELASMOBRANCHII, OR SHARK-LIKE FISHES.— 
TRUE SHARKS. 
The Sharks.—Characters of Elasmobranchs.—Classification of Elasmo- 
branchs.—Subclasses of Elasmobranchs.— The Selachii.—Order Notidani. 
—Family Hexanchide.—Family Chlamydoselachide.—Order Astero- 
spondyli—Suborder Cestraciontes.—Family Heterodontide.—Suborder 
Galei—Family Scyliorhinide—The Lamnoid, or Mackerel-sharks.— 
Family Mitsukurinide, the Goblin-sharks—Family Alopiide, or 
Thresher-sharks.—Family Pseudotriakide.—Family Lamnidze.—Man- 
eating Sharks.—Family Cetorhinide, or Basking Sharks.—Family 
Rhineodontide.—The Carcharioid Sharks, or Requins.—Family 
Sphyrnide, or Hammer-head Sharks.—The Order of Tectospondyli— 
Suborder Cyclospondyli.Family Squalide.—Family Dalatiide — 
Family Echinorhinide.—Suborder Rhine.—Family Pristiophoride, or 
Saw-sharks.—Suborder Batoidei, or Rays.—Pristidide, or Sawfishes.— 
Rhinobatide, or Guitar-fishes.—Rajide, or Skates.—Narcobatide, or 
Torpedoes.—Petalodontide.—Dasyatide, or Sting-rays.—Myliobatide. 
—Family Psammodontide.—Family Mobulidz 
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