The mouth of the fish is very flat on the sides. The snout is very long and tubular. Mouth small, anterior position. The two jaws are shaped like the ends of tweezers, forming a straight cleft. The spine of the dorsal fin is high and has 12-13 spines. The pectoral fins are long and sickle-shaped. Caudal fin subtruncate.
Living in coral reef areas, rare. Body length 130-170 mm.
Distributed in the warm water areas of the tropical Indian Ocean and Pacific Ocean. Our country is found in the South China Sea.
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