172 



INTRODUCTION TO THE CLASS OF FISHES 



A PRACTICAL ARRANGEMENT OF 



BASED CHIEFLY UPON VISIBLE CHARACTERS; DEEP-SEA 



BIHCLASSES 



OHDEHS AND CHARACTERS 



LUNG FISHES: f Lung-Fishes Si-ren-oi',le-i . . . . 



Nearest to the { Fishes with partial lungs, rudimentary 

 Amphibia. legs, and molar teeth. 



BONY FISHES: 



Typical Fishes, high 

 and low forms. 



Spiny-Finned Fishes io-an-thop'te-ri. 



Typical fishes, with perfect gills, fins, 

 scales and bony fin-rays. 



Pikes ffo-pto'mi 



Head flattened and scaly. Only one dor- 

 sal fin, far back. 



Trout and Salmon I-so-spoti'dy-li. . . 



Differential characters relate wholly to 

 bony anatomy 



Flying Fishes Syii-cn-toy'iia-thi 



Pectoral fins greatly enlarged; some spe- 

 cies able to fly. 



Solid-Jaw Fishes Pleo4og'narthi. . . 



With solidified teeth and strong jaws. 



Mostly with rough, file-like skins. 



Suckers and Minnows. .Plec-to-spon'dy-li 

 Differential characters based wholly upon 

 bony anatomy. 



II \i i -CJilled Fishes Ilem-i-briin'chii . 



With imperfect or incomplete gills. 

 Cat] cbhes Nem-a-tog'na4hi 



ScaleleSS; bead broad and flattened; bar- 

 In U around mouth; defensive Bpines in 

 dorsal and pectoral fins. 



TYPES AND EXAMPLES PAGE 



A i stralian Lung- 

 Fish 17 1 



South American 



Mudfish 176 



Bass 177 



sunfibh 1s4 



Perch 190 



Bi.i EFisn 193 



Mackerel 19fi 



Tuna 197 



Mullet 203 



Red Snapper 206 



Dolphin 208 



Swordfish 209 



i Remora 212 



Pike 215 



muskallunge 215 



Pickerel 216 



Herring 218 



Menhaden 218 



Trout 220 



• Salmon 228 



Tarpon 244 



Shad 247 



Whitefish 250 



\ Flying Fish 2.32 



Trigger-Fish 2.14 



Box-Fish 255 



Puffer 256 



256 



258 

 260 

 261 



Minnows 2<i:5 



Porcupine Fish.. . 



f Common Sucker. . 



Buffalo Fish 



Carp 



Stickleback. 



265 



Ml — IHMI'l'I ( ' \ tfish 270 

 Bullhead 271 



