( n. pl. )
A group of small wormlike animals, having cilia on the ventral side. The group is regarded as an ancestral or synthetic one, related to rotifers and annelids.
( n. pl. )
A group of small wormlike animals, having cilia on the ventral side. The group is regarded as an ancestral or synthetic one, related to rotifers and annelids.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012