优原穴鲎学名Euproops)是一已灭绝的,生存于古生代石炭纪,一般认为不是生属。[2]

事实速览 科学分类, 种 ...
优原穴鲎属
化石时期:石炭纪
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Euproops danae
科学分类 编辑
界: 动物界 Animalia
门: 节肢动物门 Arthropoda
纲: 肢口纲 Merostomata
目: 剑尾目 Xiphosura
科: 优原穴鲎科 Euproopidae
属: 优原穴鲎属 Euproops
Meek & Worthen, 1868

见内文

异名[1]
  • Prestwichia Woodward, 1867
  • Prestwichianella Cockerell, 1905
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特征

优原穴鲎的身体前部覆盖着盾型背甲,上部表面则被靠近简单眼睛的明显脊突分成一个中间部和两个侧面。腹部由七节融合在一起的体节组成,体节边缘有棘刺。最后一个体节则为很长的尾刺。[2]

古无脊椎动物论文英语Treatise on Invertebrate Paleontology(Treatise on Invertebrate Paleontology)描述优原穴鲎有“小型楔形心脏裂片,借由不同的轴相接,环纹腹盾与突起的尾端。”[3]

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1 sources

物种[4]

  • Euproops amia Woodward, 1918
  • Euproops danae Meek & Worthen, 1865
  • Euproops longispina Packard, 1885
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参考文献

外部链接

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