urochordate   (TTS Sound)

The urochordate has 1 Senses.

• urochordate, tunicate, urochord
• 尾索動物, 尾索類
• primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larva
• 嚢のような分節のない体と幼虫において顕著な尾索をもつ原始の海生動物