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始祖泳龙属

始祖泳龙属
化石时期:早侏罗世
锡内穆阶
正模标本BMNH 38525
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
科: 彪龙科 Rhomaleosauridae
属: 始祖泳龙属 Archaeonectrus
Novozhilov, 1964
模式种
尖头始祖泳龙
Archaeonectrus rostratus

Owen, 1865

始祖泳龙属名Archaeonectrus)是上龙亚目灭绝的一个,来自早侏罗世锡内穆阶)的今英国东南部。模式种尖头始祖泳龙(Archaeonectrus [原为蛇颈龙] rostratus)由理查德·欧文(Richard Owen)爵士于1865年首次命名,后于1964年被N. I. Novozhilov移至自己的属。它是种较小型的蛇颈龙,身长估计为3.67米(12.0英尺)。[1]

额外标本

分类

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正模标本BMNH 38525的插图,创作时间可追溯至1870年左右
复原图

以下分支图遵循本森等人(2012年)的研究,展示始祖泳龙在其它蛇颈龙类中的系统发育位置。[2]

蛇颈龙目 Plesiosauria 
 新蛇颈龙类 Neoplesiosauria 

上龙科 Pliosauridae

蛇颈龙亚目 Plesiosauroidea

 彪龙科 Rhomaleosauridae 

泰氏街道龙 Stratesaurus taylori

小头巨板龙 Macroplata tenuiceps

亚氏阿瓦隆泳龙 Avalonnectes arturi

弓形宽锁龙 Eurycleidus arcuatus

维氏迈尔拉龙 Meyerasaurus victor

科氏海蜥龙 Maresaurus coccai

巨首战殇龙 Atychodracon megacephalus

尖头始祖泳龙 Archaeonectrus rostratus

克氏彪龙 Rhomaleosaurus cramptoni

托氏彪龙 Rhomaleosaurus thorntoni

设得兰彪龙 Rhomaleosaurus zetlandicus

参见

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参考资料

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  1. ^ Valentin Fischer; Nikolay G. Zverkov; Maxim S. Arkhangelsky; Ilya M. Stenshin; Ivan V. Blagovetshensky; Gleb N. Uspensky. A new elasmosaurid plesiosaurian from the Early Cretaceous of Russia marks an early attempt at neck elongation. Zoological Journal of the Linnean Society. 2020, 192 (4): 1167–1194 [2023-09-24]. doi:10.1093/zoolinnean/zlaa103. hdl:2268/251614. (原始内容存档于2023-01-17). Supplementary Information页面存档备份,存于互联网档案馆
  2. ^ Roger B. J. Benson; Mark Evans & Patrick S. Druckenmiller. High Diversity, Low Disparity and Small Body Size in Plesiosaurs (Reptilia, Sauropterygia) from the Triassic–Jurassic Boundary. PLOS ONE. 2012, 7 (3): e31838. Bibcode:2012PLoSO...731838B. PMC 3306369可免费查阅. PMID 22438869. doi:10.1371/journal.pone.0031838可免费查阅. 
  • Sepkoski, J.J. A compendium of fossil marine animal genera. Bulletins of American Paleontology. 2002, 363: 1–560. 

外部链接

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始祖泳龙属
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