側そく系けい統とう

noun, noun which may take the genitive case particle 'no'

paraphyletic

Technical term in biology and phylogenetics. Describes a group of organisms that includes a common ancestor and some, but not all, of its descendants.

• 爬は虫ちゅう類るいは側そく系けい統とう群ぐんの一いち例れいである。

  Reptiles are an example of a paraphyletic group.

• 側そく系けい統とうの分ぶん類るいは、進しん化かの系けい統とう関かん係けいを正せい確かくに反はん映えいしない。

  Paraphyletic classification does not accurately reflect evolutionary lineage relationships.