Monophyletic group

Therefore the generic distribution pattern of the monophyletic group maybe have resulted from both dispersal and vicariance events .

属；（2）该单系群内的姐妹群既有重迭分布又有隔离分布，因此该单系群现有的地理分布格局很可能既源于扩散事件又源于离散事件；

Constitute a monophyletic group .

组成一个单系类群。

The current Oxyinae is not a monophyletic group , and should be a polyphyletic group .

现行的稻蝗亚科并非一单系群，而是一多系群。

The results showed that the Lampropterini constituted a monophyletic group as the most basal branch in the molecular phylogenetic trees ;

结果表明，燕凤蝶族构成凤蝶亚科蝶类系统树基部的一个独立分支；

The most features of seed surfaces among the species of Illicium are similar and constant , which supports that the genus should be relatively natural monophyletic group .

该属植物种子的形态特征非常相似，表明该属是一个自然的单系类群。