Elements of comparative zoology (1904) Elements of comparative zoology elementsofcompar1904king Year: 1904 FIG. 131.—Remora (Remoropsis brachyptera}. After Goode. The sucker is shown on the top of the head. part of the dorsal fin is modified into a sucker, by which they attach themselves to other fishes or floating objects, and are thus carried about. In the swordfishes the bones of the upper jaw are modi- fied into a long, stiff sword terminating the snout, and used as a weapon of offence and defence. The largest species reaches a length of fifteen feet. In other points of structure the swor
Elements of comparative zoology (1904) Elements of comparative zoology elementsofcompar1904king Year: 1904 FIG. 131.—Remora (Remoropsis brachyptera}. After Goode. The sucker is shown on the top of the head. part of the dorsal fin is modified into a sucker, by which they attach themselves to other fishes or floating objects, and are thus carried about. In the swordfishes the bones of the upper jaw are modi- fied into a long, stiff sword terminating the snout, and used as a weapon of offence and defence. The largest species reaches a length of fifteen feet. In other points of structure the swordfish are much like the mackerels, (fig. 132), pompanos, and bluefish, so well known as food- fish. Of these the largest is the tunny or horse-mack- erel, which sometimes weighs 1500 pounds.
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