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深椎龙属

深椎龙属
化石时期:157–151 Ma
侏罗纪晚期
科学分类 编辑
界: 动物界 Animalia
门: 脊索动物门 Chordata
纲: 爬行纲 Reptilia
目: 蛇颈龙目 Plesiosauria
演化支 新蛇颈龙类 Neoplesiosauria
亚目: 上龙亚目 Pliosauroidea
属: 深椎龙属 Bathyspondylus
Delair, 1982
模式种
斯温顿深椎龙
Bathyspondylus swindoniensis

(Delair 1982)

深椎龙属学名Bathyspondylus)是蛇颈龙目的一属,生存于侏罗纪晚期(启莫里阶)的英格兰威尔特郡的斯温顿[1]。深椎龙的化石是在1774年发现,在1982年命名[1]。深椎龙的化石只有脊椎,因此古生物学家无法确定深椎龙的归类。[2]

词源

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模式种斯温顿深椎龙B. swindoniensis),属名在希腊文意为“深的脊椎”;种名则是以化石发现地为名,威尔特郡斯温顿[3]

叙述

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深椎龙的椎体的前后长度短,因此上下长度相对较长[1]。脊椎的前后面平坦、或有凹处[1]。正模标本是在1774年发现,似乎同时有上龙亚目蛇颈龙亚目的特征,因此无法确定其归类[1]

参考资料

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  1. ^ 1.0 1.1 1.2 1.3 1.4 >dinosauria.com entry on Bathyspondylus. [2008-09-22]. (原始内容存档于2008年9月18日). 
  2. ^ Cladistic Analysis of the Plesiosauria (Reptilia: Sauropterygia)Adam Stuart Smith, Supervised by M. J. Benton. University of Bristol, Department of Earth Sciences. September 2003. pg. 18
  3. ^ plesiosaur.com entry on Bathyspondylus. [2008-09-18]. (原始内容存档于2007-12-10). 

外部链接

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深椎龙属
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