前进进化
- 网络Forward evolution;anagenesis
前进进化-
以支系和进化主干的视角看待某一类群的系统发育地位更有利于将前进进化与分支进化的认识相结合。
To study the phylogenetic status of some group from the view of lineage and stem species is helpful to integrate the knowledge about both of the anagenesis and the cladogenesis .
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活化石是在种系发生中的某一线系长期未发生前进进化，也未发生分支进化。
A " living fossil " of the species occur in a long-line forward evolution happened , was no evolutionary branches .