. An introduction to zoology : for the use of high schools . Fig. 44—The File, or Trigger, Fish. Balistes capiiscus. J.(U. S. F. C.). Fig. 45—The Trunk Fish.—Ostracion qxuidricumis. J.(U. S. F. C.) a complete box formed of bony plates, the Porcupine-fishes(Diodon) (Fig. 46) are covered with long .sharp spines, but allagree in the firm union of the bony elements of the jaws towhich they owe their name. 72 HIGH SCHOOL ZOOLOGY.

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectzoology, bookyear1889