Pelagic tunicates in the China Seas Author Franco, P. Author Dahms, H. - U. Author Lo, W. - T. Author Hwang, J. - S. text Journal of Natural History 2017 2017-03-27 51 15 - 16 917 936 http://dx.doi.org/10.1080/00222933.2017.1293180 journal article 10.1080/00222933.2017.1293180 1464-5262 5180954 Cyclosalpa pinnata Morphology Solitary zooids up to 75 mm long with body muscles interrupted dorsally. Dorsal longitudinal muscles are absent. Five pairs of light organs present between MI and MVI. Aggregated zooids measure up to 64 mm in length. Body muscles are symmetrically arranged. MI and MII are fused dorsally; MIII and MIV are not contiguous dorsally but converge (authors’ personal observations; Marine Species Identification Portal 2017 ). Biogeography Records in the North Atlantic Ocean, North Pacific Ocean, Mediterranean (WoRMS Editorial Board 2017 ).