S. A.  Lourie and Randall, J. E., ?A New Pygmy Seahorse, Hippocampus denise (Teleostei: Syngnathidae), from the Indo-Pacific?, Zoological Studies, vol.  42, pp. 284-291, 2003.

S. A.  Lourie and Kuiter, R. H., ?Three new pygmy seahorse species from Indonesia (Teleostei: Syngnathidae: Hippocampus)?, Zootaxa , vol. 1963 , pp. 54 - 68, 2008.

J. E.  Randall and Lourie, S. A., ?Hippocampus tyro, a new seahorse (Gasterosteiformes: Syngnathidae) from the Seychelles?, Smithiana Bulletin, vol. 10:, pp. 19-21, 2009.