. An introduction to zoology : for the use of high schools . Fig. 52.—The Saw Fish. Pristis pectinatus. ^.(U. S. F. C.) the Sawfishes , (Pristis) (Fig. 52), which are further dis-tinguished by the enormous development of the rostrum oi-snout and the formidable lateral teeth of that organ. Again HIGH SCHOOL ZOOLOGY. 77. Fig. 53.—The Torpedo or Electric Ray. Torpedo occidentalis. ^.(U. S. F. C.) the Electric Rays (Torpedo) (Fig, 53) are singular in that themuscles of the pectoral fin axe largely converted into an electricorgan. The Sharks (Fig. 54) are all carnivorous and voracious

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectzoology, bookyear1889