ZOOLOGY. 



183 



14. Cephahis. Sun-Fish. Jaws strongs bony; Jofty termi- 

 nating abruptly, as if cut off in the raiddle ; dorsal^ 

 caudal^ and anal Jins united. 



15. Tetrodon. J?or/?/ roughened beneath with spines; Jwrof 

 bony, divided at the point ; ventral fms wanting. 



16. Sygnanihus. Pipe-Fish. Head small; snout long, 

 cylindrical, turning up at the end ; orifice to the gills 

 none ; breathing aperture on the hind part of the head ; 

 ventral fms wanting ; bodij encrusted with many sided 

 scales. 



17. Ceiifriscus, lengthened into a very narrow snout ; 

 teeth A^ntXisg', lower jaw }ox\ge?-,i ^ hreaihing apertures 

 broad and Hat ; body compressed ; ventral fms united. 



18. Pegasj.s. i^fow^A beneath ; ^/zoif^ retractile ; upper jazo 

 eloLgated ; bi eathtng aperture before the jjedoral fms / 

 ventral fins beiiind the pectoral. 



The numerous families of fishes contribute largely to the 

 comforts and support of Mankind; and i!i some countries 

 constitute the principal portion of food ; in civilized coun- 

 tries they are variously {Applied, in tins, acd some other 

 nations of Europe, they are among the priiscipal articles 

 exported, either in a dryed or p'ckled state ; the curing of 

 which affords employment to thousands of their inhabitants^ 

 The most valuable as articles for exportation, are the Codj 

 Salmon, and Herring tribes, the (wo first of which are gene- 

 rally caught by the hook and line, and the latter in nets; 



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