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nummulitidae

/ˌnʌm.jʊˈlɪt.ɪ.diː/

翻译: 名词,指货币虫科,一类已灭绝的有孔虫原生生物,通常具有类似硬币的钙质壳。

1 个条目

noun

/ˌnʌm.jʊˈlɪt.ɪ.diː/C2formalscientific
  • zh名词,指货币虫科,一类已灭绝的有孔虫原生生物,通常具有类似硬币的钙质壳。

A noun referring to a family of fossil protoctists, typically characterized by their coin-shaped shells.

专有名词

  1. Fossil protoctistsC2formalscientific

    A family of extinct, single-celled marine organisms with a coiled, disc-shaped shell, commonly found in limestone deposits from the Eocene epoch.

    zh化石原生生物

    • Nummulitidae fossils are often used as index fossils for dating rock layers.
    • The limestone cliffs of the Pyramids of Giza contain abundant Nummulitidae shells.
    • Geologists study Nummulitidae to understand ancient marine environments.
词形
  • nummulitidae plural form
  • nummulitidae' possessive plural form
  • nummulitidae's possessive singular form