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路德維希菊石

路德维希菊石属
化石时期:阿連期英语Aalenian[1][2]
來自德國侏羅紀地層的Ludwigia murchisonae化石
科学分类 编辑
界: 动物界 Animalia
门: 軟體動物門 Mollusca
纲: 頭足綱 Cephalopoda
目: 菊石目 Ammonitida
科: 葛拉佛菊石科 Graphoceratidae
亚科: 葛拉佛菊石亚科 Graphoceratinae
属: 路德维希菊石属 Ludwigia
Bayle, 1878

Ludwigia murchisonae

異名
  • Cosmogyria Buckman, 1898
  • Crickia Buckman, 1899
  • Hyattia Buckman, 1899
  • Kiliania Buckman, 1899
  • Ludwigina Buckman, 1899
  • Murchisonia Engel, 1896
  • Pseudographoceras Buckman, 1899
  • Strophogyria Buckman, 1899
  • Welschia Buckman, 1898[2]

路德維希菊石學名Ludwigia),又名洛德威菊石,是生存在中侏羅世海洋中的一菊石。其化石分布於歐洲伊朗突尼西亞等地。[2]

特徵

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路德維希菊石的殼體具有微彎而分岔的肋條,肋條非常突出,但隨著年紀增長,其外環會愈來愈光滑,致使肋條變得較不明顯。其平坦的腹側上具有單一的腹稜。牠們的外觀和其近親葛拉佛菊石英语Graphoceras十分相似。[3]

物種[2]

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  • Ludwigia murchisonae Sowerby, 1825

參考文獻

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  1. ^ Sepkoski, Jack. Sepkoski's Online Genus Database. 2002 [2014-05-28]. (原始内容存档于2016-02-25). 
  2. ^ 2.0 2.1 2.2 2.3 Fossilworks: Ludwigia. [2018-08-03]. (原始内容存档于2018-05-25) (英语). 
  3. ^ Ludwigia 路德維希菊石(英國2) @ 菊海神遊 Swimming with Ammonites :: 痞客邦 ::. [2018-08-03] (中文(繁體)). 

外部連結

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路德維希菊石
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