Okenia barnardi is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.[2]

Okenia barnardi
The nudibranch Okenia barnardi, Mirs Bay, Hong Kong.
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Order: Nudibranchia
Superfamily: Onchidoridoidea
Family: Goniodorididae
Genus: Okenia
Species:
O. barnardi
Binomial name
Okenia barnardi
Baba, 1937[1]

Distribution

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This species was described from Japan. It has also been reported from Hong Kong.[3]

Description

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This Okenia has a narrow body and eight or nine pairs of curved lateral papillae. There is a single mid-dorsal papilla on the back, in front of the gills. The body is translucent and the back (mantle) is chestnut brown with white spots, the brown pigment becoming fainter in the middle of the back.

Ecology

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The diet of this species is a bryozoan, which lives in shallow water.[3]

Etymology

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This species was named in honour of Keppel Harcourt Barnard who named a number of South African nudibranchs.

References

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  1. ^ Baba, K. 1937. Opisthobranchia of Japan (II). Journal of the Department of Agriculture, Kyushu Imperial University 5(7):289-344, pls. 1-2.
  2. ^ Rosenberg, G. (2015). Okenia barnardi Baba, 1937. In: MolluscaBase (2015). Accessed through: World Register of Marine Species on 2015-10-20
  3. ^ a b Rudman, W.B., 2004 (December 21) Okenia barnardi Baba, 1937. [In] Sea Slug Forum. Australian Museum, Sydney.