polyphyletically
1. polyphyletic Refers to a group of species that do not have one common ancestor species. Species may be grouped polyphyletically as a convenience until a monophyletic classification can be made.
复系的指的是没有一个共同祖先的一族群。在便利性之下,种可能是来自多个祖先谱系的群集,直到一个单源的分类能被创立。