chaetognaths

英 [tʃiːtɒɡ'nɑːðz] 美 [tʃiːtɒɡ'nɑːðz]

• 毛颚类

英英释义

名词 chaetognath:

1. any worm of the Chaetognatha; transparent marine worm with horizontal lateral and caudal fins and a row of movable curved spines at each side of the mouth