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the Quinnat Salmon.—The Parent-stream Theory.—The Jadgeska 
Hatchery.—Salmon-packing.—Salmo, the Trout and Atlantic Salmon. 
—The Atlantic Salmon.—The Ouananiche.—The Black-spotted Trout. 
—The Trout of Western America.—Cut-throat or Red-throated Trout. 
—Hucho, the Huchen.—Salvelinus, the Charr.—Cristivomer, the Great 
Lake Trout.—The Ayu, or Sweetfish—Cormorant-fishing.—Fossil 
Salilomi dee sii ceca ats eich «Steet. ae aera eae wee ae Se Ss 285 
CHAPTER XXI. 
THE GRAYLING AND THE SMELT. 
The Grayling, or Thymallide.—The Argentinide.—The Microstomida.— 
The Salangide, or Icefishes.—The Haplochitonide.—Stomiatide.— 
Suborder Iniomi, the Lantern-fishes —Aulopidae.—The Lizard-fishes.— 
Ipnopide.—Rondeletiida.—M yctophide.—Chirothricide.—Maurolici- 
dz.—The Lancet-fishes.—The Sternoptychide.—Order Lyopomi...... 343 
CHAPTER XXII. 
THE APODES, OR EEL-LIKE FISHES. 
The Eels.—Order Symbranchia.—Order Apodes, or True Eels.—Suborder 
Archencheli.—Suborder Enchelycephali.—Family Anguillide.—Food 
of the Eel.—Larva of the Eel —Species of Eels.—Pug-nosed Eels.— 
Conger-eels—The Snake-eels.—Suborder Colocephali, or Morays.— 
Family Moringuide.—Order Carencheli, the Long-necked Eels —Order 
Lyomeri or Gulpers.—Order Heteromi........................00-. 362 
CHAPTER XXIII. 
SERIES OSTARIOPHYSI. 
Ostariophysi.—The Heterognathi.—The Eventognathi.—The Cyprinida.— 
Species of Dace and Shiner.—Chubs of the Pacific Slope.—The Carp and 
Goldfish.—The Catostomide.—Fossil Cyprinida.—The Loaches...... 378 
CHAPTER XXIV. 
. THE NEMATOGNATHI, OR CATFISHES. 
The Nematognathi.—Families of Nematognathi.—The Silurida.—The Sea 
Catfish.—The Channel Cats——Horned Pout.—The Mad-toms.—The Old 
World Catfishes.—The Sisoride.—The Plotoside.—The Chlariida.— 
The Hypophthalmide or Pygidiide.—The Loricariide.—The Callichthy- 
idze.—Fossil Catfishes —Order Gymnonoti...................0...... 396 
