The host sponges for species in this genus are sponges in the genera Darwinella and Dendrilla.
Noumea Risbec, 1928 (Mollusca: Gastropoda) is a junior homonym of Noumea Fauvel, 1874 (Arthropoda: Coleoptera), a name in current use. Verconia Pruvot-Fol, 1931 was recognized as a synonym of Noumea Risbec by Johnson & Gosliner (2012) and is here used for species of the chromodoridid group previously known as Noumea.[2][3]
Noumea violacea Risbec, 1930: synonym of Hallaxa indecora (Bergh, 1905)
References
^Pruvot-Fol A. (1931-1932). Notes de systématique sur les opisthobranches. Bulletin du Muséum National d’Histoire Naturelle. ser. 2, 3(3): 308-316 [March 1931]; 3(8): 746-755 [1932]., available online at https://www.biodiversitylibrary.org/item/244728#page/316/mode/1up
^Rudman W. B. (1984). "The Chromodorididae (Opisthobranchia: Mollusca) of the Indo-West Pacific: a review of the genera". Zoological Journal of the Linnean Society81(2/3): 115-273. pages: 137.
^Rudman W.B. (1988). The Chromodorididae (Ophistobranchia: Mollusca) of the Indo-West Pacific: the genus Ceratosoma J.E. Gray. Zoological Journal of the Linnean Society 93 (1): 133-185. page(s): 181
^Rudman W. B. & Darvell B. W. (1990). "Opisthobranch molluscs of Hong Kong: Part 1. Goniodorididae, Onchidorididae, Triophidae, Gymnodorididae, Chromodorididae (Nudibranchia)". Asian Marine Biology7: 31-79. pages: 54.
^Rudman W. B. (1990). "The Chromodorididae (Opisthobranchia: Mollusca) of the Indo-West Pacific: further species of Glossodoris, Thorunna and the Chromodoris aureomarginata colour group". Zoological Journal of the Linnean Society100: 263-326. pages: 295, 298.
^Gosliner T. M. (1994). "New species of Chromodoris and Noumea (Nudibranch: Chromodorididae) from the Western Indian Ocean and Southern Africa". Proc. Calif. Acad. Sci.12 48:239-252