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2.1.5.1 Snout
The anterior most part of a fish, which in most cases is rounded or obtuse. Variations are (i). Pointed and sharp (Eels Fig. 12 A). (ii). With a groove across on top. (Shismatorhynchos (Nukta) nukta Fig. 12 B). Some as Garra nasuta have a proboscis developed (Fig. 12 C) (iii). Tubular with jaws at tips. (Pipe fish. Fig. 12 D). (iv) Smooth in most cases covered with thin or thick skin but in some tubercles may be present (Fig. 12E Gonoproktopterus,Barilius species) (v). Overhanging the mouth (Fig. 12 F Engraulids). Fig.12. Shape of snout. A. Pointed and sharp. Eel. B. With a groove across on top. Schimatorhynchos (Nukta) nukta. C. With a well-developed proboscis Garra nasuta. D. Tublar with jaws at tis. Pipe fish. E. With tubercles. F. Overhanging. |