箭乌贼
(重定向自箭烏賊屬)
箭乌贼(学名:Belemnotheutis)是生存于侏罗纪中晚期的一属箭石,生活在中等深度的海域,其身体特征与现代的乌贼相似[1],与乌贼一样利用从套膜后部喷水的方式在水中游动,利用带有小钩和吸盘的10条臂肢捕捉猎物。[2]它们的化石目前只被发现于欧洲。[3]
箭乌贼属![]() 化石时期:侏罗纪中晚期
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艺术笔下的箭乌贼复原图 | |
科学分类 ![]() | |
界: | 动物界 Animalia |
门: | 软体动物门 Mollusca |
纲: | 头足纲 Cephalopoda |
目: | †箭石目 Belemnitida |
科: | †箭乌贼科 Belemnotheutidae |
属: | †箭乌贼属 Belemnotheutis Pearce,1842 |
模式种 | |
Belemnotheutis antiquus Pearce, 1847
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Species | |
见内文 |
特征
编辑箭乌贼长有十条臂肢,臂肢上有小钩及吸盘。头部和乌贼一样有二片鳍。带气室的闭锥呈锥状缩小至尖端。尾部薄薄的护甲有时会保存下来。[2]
- Belemnotheutis antiquus Pearce, 1842
- Belemnotheutis polonica Makowski, 1952
- Belemnotheutis mayri Engeser & Reitner, 1981
Belemnotheutis montefiorei已被置入闭箭石属[6],而B. rosenkrantzi则被置入Groenlandibelus属之下。[3][7]
参考文献
编辑- ^ 英國發現侏羅紀箭烏賊化石1.5億年前墨汁仍能寫出字. 中国日报网. 2009-08-20 [2011-02-16]. (原始内容存档于2020-08-29) (中文(中国大陆)).
- ^ 2.0 2.1 Walker, Cyril; Ward, David. Fossils. Smithsonian Handbooks revised, illustrated. Dorling Kindersley. 2002: 165. ISBN 0789489848.
- ^ 3.0 3.1 Jeletzky, J.A. 1966. Comparative Morphology, Phylogeny, and Classification of Fossil Coleoidea; Mollusca pp 1–162; The University of Kansas, Paleontological Contributions [1]
- ^ Engeser, T.S. and J. Reitner. 1992. Ein neues Exemplar von Belemnoteuthis mayri Engeser & Reitner, 1981 (Coleoidea, Cephalopoda) aus dem Solnhofener Plattenkalk (Untertithonium) von Wintershof, Bayern. Archaeopteryx 10:13-17.
- ^ Pugaczewska, Halina. Belemnoids from the Jurassic of Poland (PDF). Acta Palaeontologica Polonica. 1961, VI (2) [February 8, 2011]. (原始内容存档 (PDF)于2017-03-12).
- ^ Donovan, D. T. Phragmoteuthida (Cephalopoda: Coleoidea) from the Lower Jurassic of Dorset, England. Palaeontology. 2006, 49 (3): 673–684. doi:10.1111/j.1475-4983.2006.00552.x.
- ^ Bandel, Klaus; Stinnesbeck, Wolfgang. Martin Košt'ák; Jaroslav Marek , 编. Naefia Wetzel, 1930 from Quriquina Formation (Maastrichtian), a relative of the Spirulida (Coleoida, Cephalopoda)? (PDF). 2nd International Symposium "Coleoid Cephalopods Through Time". Charles University of Prague, Faculty of Science: 11–15. 2005 [February 9, 2011]. (原始内容 (PDF)存档于December 21, 2008).