Tintinnidae
plural noun
Tin·tin·ni·dae
tin‧ˈtinəˌdē
: a large family that comprises loricate oligotrichous typically pelagic ciliates widely distributed in the seas and occasionally found in fresh and brackish water and sometimes made coextensive with a suborder or other major division of Spirotricha
Word History
Etymology
New Latin, from Tintinnus, type genus (probably from Latin tintinnare to ring) + -idae