Noumea simplex
(Pease, 1871)

Order: NUDIBRANCHIA
Suborder: DORIDINA
Family: Chromodorididae

DISTRIBUTION

Tropical and subtropical Pacific Ocean.

PHOTO

UPPER RIGHT: Noumea simplex, sitting on their pink food sponge, probably a species of Darwinella. One animal has a distinct orange border to the mantle, the other doesn't. Angourie Pools, North Coast, New South Wales, November 1987. (C154580)
LOWER PHOTOS: Yamba, North coast New South Wales, March 1982 showing an almost white colour form (LEFT)(c132975) and specimen (RIGHT)(c132998) with distinct broken orange line along the mantle edge.
PHOTOS: Bill Rudman.

Small chromodorid ranging in colour from white to pink, sometimes with a broken orange mantle border. Gills and rhinophore clubs tipped in deep orange. The gills do not 'vibrate' or wave rhythmically in this species.

Reference:
• Pease, W.H. (1871). Descriptions of new species of nudibranchiate Mollusca inhabiting Polynesia. No. 2. American Journal of Conchology, 7(1): 11-19, Pls 3-9.

Authorship details
Rudman, W.B., 2000 (March 14) Noumea simplex (Pease, 1871). [In] Sea Slug Forum. Australian Museum, Sydney. Available from http://www.seaslugforum.net/factsheet/noumsim

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