拟鲳鲹(学名:Parona signata),为辐鳍鱼纲鲈形目鲈亚目鲹科似鲹属下的一个种,分布于西南大西洋区,从巴西南部至阿根廷南部海域,深度0-50米,体呈椭圆形且侧扁,背部略微隆起,尾鳍叉形,背部铁灰色,腹部银白色,背鳍硬棘5-6枚、背鳍软条33枚、臀鳍硬棘3枚、臀鳍软条33-41枚,体长可达60公分,背鳍硬棘及臀鳍硬棘呈刀形,栖息在沿海底层水域,生活习性不明,可做为食用鱼。
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