依靠近裔共性归类的类群或一个包括所有祖先和祖先后代的加和。
单系类群 [生态] monophyletic group
蒙泰表单集群打印系统 MainTop Form-Cluster Printing Syetem
单片段导入系群体 Single Segment Introgression Lines ; SSILS
现行的稻蝗亚科并非一单系群,而是一多系群。
The current Oxyinae is not a monophyletic group, and should be a polyphyletic group.
结果显示五个种类的样本在系群演化树中各自形成具高度支持的单系群,且种间彼此区隔以偏高的遗传距离。
Samples of each of these five species formed highly supported monophyletic groups and had long genetic distance between iv them.
系统重建分析支持海豚科和鼠豚科为单系发生,且两者构成姐妹群关系;
The phylogenetic reconstruction supported Delphinidae and Phocoenidae respective monophyletic groups, and proposed a sister relationship between these two families.
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