noun the free-swimming, hat-shaped larva of certain nemertean worms. it has no resemblance to its parent, and the young worm develops in its interior.
PILIDIUM
Meaning of PILIDIUM in English
Webster English vocab. Английский словарь Webster. 2012
noun the free-swimming, hat-shaped larva of certain nemertean worms. it has no resemblance to its parent, and the young worm develops in its interior.
Webster English vocab. Английский словарь Webster. 2012