''Eusynstyela misakiensis'' is a

tunicate A tunicate is a marine invertebrate animal, a member of the subphylum Tunicata (). It is part of the Chordata, a phylum which includes all animals with dorsal nerve cords and notochords (including vertebrates). The subphylum was at one time ca ...

that is found in the western Pacific from Japan to Indonesia.

References

Stolidobranchia Animals described in 1972 {{tunicata-stub