锥海胆
外观
锥海胆属![]() 化石时期:白垩纪
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科学分类 ![]() | |
界: | 动物界 Animalia |
门: | 棘皮动物门 Echinodermata |
纲: | 海胆纲 Echinoidea |
目: | 斜海胆目 Echinoneoida |
科: | 锥海胆科 Conulidae |
属: | †锥海胆属 Conulus Leske, 1778 |
种 | |
锥海胆(学名:Conulus),又名锥尾海胆,是一属已灭绝的海胆,其化石主要分布在亚洲、欧洲及北美。它们的体壳为圆形,当从顶部看时为近五边形,从侧面看时则为锥形。基座扁平或凹入,口位于基座的中心,而肛门则位于基座的边缘。体壳的表面有许多很小的刺瘤,刺瘤上长有毡状小棘刺。锥海胆生活在海底,于松软的泥中犁行以觅食。[1][2]
物种
[编辑]- Conulus campaniformis Melikov & Endel'man,1963
- Conulus castaneus (Brongniart, 1822)
- Conulus chiapasensis Lambert, 1936
- Conulus chiesai Airaghi, 1939
- Conulus cubensis Sánchez Roig, 1949
- Conulus grauensis Currie, 1943
- Conulus kubatliensis Melikov, 1988
- Conulus matesovi Moskvin & Poslavskaya, 1959
- Conulus mixtus (Defrance, 1820)
- Conulus mullerriedi Lambert, 1935
- Conulus parravanoi Checchia-Rispoli, 1932
- Conulus praenuntius Carter, 1928
- Conulus rothomagensis (Sismonda, 1844)
- Conulus sanfilippoi Checchia-Rispoli, 1930
- Conulus stephensoni Cooke, 1953
- Conulus subrotundus Mantell, 1822
- Conulus tradis Lees, 1928
- Conulus zinai Airaghi, 1939
参考文献
[编辑]- ^ Cyril Walker; Davod Ward. 自然珍藏系列──化石圖鑑. 自然珍藏系列. 台湾新北市: 猫头鹰出版社. 2002-02: 180 (中文(繁体)).
- ^ Walker, Cyril; Ward, David. Fossils. Smithsonian Handbooks revised, illustrated. Dorling Kindersley. 2002: 180. ISBN 0789489848.
外部链接
[编辑]- Conulus (页面存档备份,存于互联网档案馆) in the Paleobiology Database
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