cladogenesis
n. 系枝发生;分枝进化
例句
Biologists call this "cladogenesis."
新物种是如何诞生的? 是由原物种分化而来(生物学家把这称为分枝进化/cladogenesis)。
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.
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。