Recent synchronous radiation of a living fossil

Nagalingum, N.S.; Marshall, C.R.; Quental, T.B.; Rai, H.S.; Little, D.P.; Mathews, S.

年份2011

来源角色primary-study

DOI / ID10.1126/science.1209926

适用范围

range · taxonomy · geochronology

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divergence-time · 中

2011 年一项化石校准的分子分析推断，多数取样现生苏铁物种形成于约最近 1200 万年内；但后续整合化石的研究削弱了简单的全球同步辐射叙事。任何一套模型都没有给出苏铁目的起源或化石首现年代。

claim:event:living-cycad-radiation-model