Last Updated
：2025/11/29
crown group
Noun
Japanese Meaning
系統発生学において、ある生物群の現存する代表種、その最新の共通祖先、さらにその共通祖先から派生したすべての子孫（例えば絶滅種を除いた生存している種を中心としたグループ）を指す。
（ plural ）
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(phylogenetics) The living representatives of a collection of species, together with their ancestors back to their most recent common ancestor as well as all of that ancestor's descendants.
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crown group
Molecular data suggest that the crown group of mammals originated after the end-Cretaceous mass extinction.
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Molecular data suggest that the crown group of mammals originated after the end-Cretaceous mass extinction.
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