輪りん状じょう種しゅ

noun

ring species

A biological term for a connected series of neighboring populations that can interbreed with adjacent populations, but whose end populations are too distantly related to interbreed.

• 輪りん状じょう種しゅの概がい念ねんは、進しん化か生せい物ぶつ学がくでよく議ぎ論ろんされる。

  The concept of ring species is often discussed in evolutionary biology.