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始海百合

始海百合
化石时期:寒武纪至志留纪
始海百合想像图
始海百合的化石
无效状况
科学分类 编辑
界: 动物界 Animalia
门: 棘皮动物门 Echinodermata
亚门: 海蕾亚门 Blastozoa
纲: 始海百合纲 Eocrinoidea
Jaekel, 1899

戈格海百合目英语Gogiida Gogiida

始海百合(eocrinoids)是一类已灭绝的棘皮动物,生存于寒武纪志留纪。大多数有茎(Column),有典型的海蕾的萼(Calyx)。萼板(Thecal plate)不规则排列,萼板之间有外露的缝孔(Sutural pore)作为外呼吸孔。始海百合在分类上属于海蕾亚门(Blastozoa)下的始海百合纲(Eocrinoidea),也有人将其划为海百合亚门(Crinozoa)的一

参考文献

[编辑]
  • 张永辂 刘冠邦 边立曾等. 古生物学(上册) (M) 1. 北京: 地质出版社. 1988: 321. ISBN 7-116-00148-4. 
  • 费尔布里奇 雅布隆斯基等. 古生物学百科全书(上册) (M) 1. 北京: 地质出版社. 1989: 332. ISBN 7-116-00271-5. 
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始海百合
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