Write the features and examples of super class pisces.
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Pectoral and pelvic fins are paired whereas dorsal and caudal fins are unpaired. Eyes are without eyelids. External and middle ears are absent; only internal ear is present. They consist of 4-7 pairs of gills for respiration which may be naked or covered with an operculum.
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Characteristics of Pisces
They are found in fresh, marine, and brackish water. The body is usually streamlined. Some have a spindle-shaped or elongated body as well. Their body is divided into head, trunk, and tail.
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