Okenia distincta

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

Okenia distincta
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia
clade Euthyneura
clade Nudipleura
clade Nudibranchia
clade Euctenidiacea
clade Doridacea
Superfamily:
Onchidoridoidea
Family:
Goniodorididae
Genus:
Okenia
Species:
O. distincta
Binomial name
Okenia distincta
Baba, 1940[1]

Distribution

This species was described from northern Honshu, Japan. It is known from northern Japan north to Peter the Great Bay, Russia.[3]

Description

This Okenia has a narrow body and up to ten pairs of short lateral papillae. There are many papillae on the back, between the rhinophores and the gills and two in front of the rhinophores. The body is translucent and has some small spots of brown and white pigment. It is similar in shape and arrangement of the papillae to Okenia angelensis, Okenia harastii, Okenia zoobotryon and Okenia mija.

Ecology

The diet of this species is a bryozoan, a species of Amathia.[3]

References
  1. Baba, K., 1940. Some additions to the nudibranch fauna of the northern part of Japan. Bulletin of the Biogeographical Society of Japan, 10 (6): 103-111.
  2. Bouchet, P. (2015). Okenia distincta Baba, 1940. In: MolluscaBase (2015). Accessed through: World Register of Marine Species on 2015-10-20
  3. Rudman, W.B., 2007 (December 13) Okenia distincta Baba, 1940. [In] Sea Slug Forum. Australian Museum, Sydney.
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