Aldisa williamsi
Elwood, Valdes & Gosliner, 2000

Suborder: DORIDINA
Family: Dorididae


Known only from Madang, Papua New Guinea, and Sulawesi, Indonesia.


Tukang Besi Archipelago, SE Sulawesi, Indonesia. Upper: Size: 23 mm, 2 July 1999, Pulau Hoga. Lower: 26 mm long, 12 July 1999, 16m on Pulau Tolandono. PHOTOS: Lindsay Warren.

Similar to Discodoris liturata but differs in background colour and colour of gills and rhinophores. See the phyllidiid mimic page for references to other similar species.
Note: This species was previously known on the Forum as Doris? sp. 10.

• Elwood, H.R., Valdes, A. & Gosliner, T.M. (2000). Two new species of Aldisa Bergh, 1878 (Mollusca, Nudibranchia) from the tropical Indo-Pacific. Proc. Calif. Acad. Sci., 52(14): 171-181.

Authorship details
Rudman, W.B., 2002 (March 11) Aldisa williamsi Elwood, Valdes & Gosliner, 2000. [In] Sea Slug Forum. Australian Museum, Sydney. Available from

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