Histriobdellea
plural noun
His·tri·ob·del·lea
ˌhistrēˌäbˈdelēə
: a small group of segmented invertebrate animals that are intermediate in some respects between the Aschelminthes and the Annelida and that are all parasitic on marine crustaceans
Word History
Etymology
New Latin, from Latin histrio actor + New Latin -bdellea (from Greek bdella leech)