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pecopteris

/pɛˈkɒp.tə.rɪs/

翻译: Pecopteris(栉羊齿)是石炭纪时期的一种已灭绝的树蕨或种子蕨类植物,其特征是叶片(小羽片)呈梳状、规则排列。

1 个条目

noun

/pɛˈkɒp.tə.rɪs/C2formalscientific
  • zhPecopteris(栉羊齿)是石炭纪时期的一种已灭绝的树蕨或种子蕨类植物,其特征是叶片(小羽片)呈梳状、规则排列。

A genus of fossil ferns from the Carboniferous period, distinguished by the comb-like, regular arrangement of its leaflets.

  1. Fossil fernC2formalscientific

    A genus of extinct ferns from the Carboniferous period, characterized by a regular, comb-like arrangement of leaflets.

    zh辉木属

    • The fossilized Pecopteris fronds were found in the coal seam.
    • Pecopteris is a common index fossil for the Carboniferous period.
    • The regular, comb-like leaflets of Pecopteris make it easy to identify.