Literature
- Fraser, J.H. 1981. British pelagic tunicates. Synopses of the British Fauna (New Series), No. 20. Cambridge University Press, Cambridge. 57 pp.
- Godeaux, J. 1998. The relationships and systematics of the Thaliacea, with keys for identification. In: Q. Bone (ed.),.
- Sims, D.W. 1996. A rare record of the salp, Thetys vagina (Tunicata: Thaliacea) from western Scottish waters. J. mar. biol. Ass. U.K., 76: 833.