背棘鱼目(学名:Notacanthiformes)又名棘鳗目,为脊索动物门辐鳍鱼纲其中一目,是鳗鱼的旁系近亲。
形态
本目是一类鳗形深海鱼类,栖息在水深120—4900m的深海,多数栖息于450—2500米水域,为肉食性鱼类。某些种类具有发光器官。[1]
分类
本目属于新鳍亚纲、真骨下纲、海鲢高群、海鲢群(即海鲢总目),是鳗鲡目的姐妹群。[2]
本目与海鲢群各目的演化地位如下[2]:
海鲢群 Elopomorpha |
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背棘鱼目下分为两科[1]:
参考文献
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