Pillai, T. Gottfried 1972. A review and revision of the systematics of the genera Hydroides and Eupomatus together with an account of their phylogeny and zoogeography. Ceylon Journal of Science (Biological Sciences) 10(1): 7-31.
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Pillai, T. G.
1972
A review and revision of the systematics of the genera Hydroides and Eupomatus together with an account of their phylogeny and zoogeography