References for Salpa cylindrica:
Bone, Q. (ed.), 1998. The biology of pelagic tunicates. Oxford University Press, Oxford. 340 pp.
Caron D. A., Madin L. P., and Cole J. J. (1989) Composition and degradation of salp fecal pellets: Implications for vertical flux in oceanic environments. Journal of Marine Research 47, 829-850
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