Biology:Hypselodoris obscura

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Short description: Species of gastropod

Hypselodoris obscura
Hypselodoris obscura 1.jpg
Scientific classification edit
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Heterobranchia
Order: Nudibranchia
Suborder: Doridina
Superfamily: Doridoidea
Family: Chromodorididae
Genus: Hypselodoris
Species:
H. obscura
Binomial name
Hypselodoris obscura
(Stimpson, 1855)[1]
Synonyms
  • Stimpson, 1855 (original combination) (Angas, 1864)
  • Goniodoris crossei Chromodoris crossei
  • Angas, 1864[2] Goniodoris obscura

Hypselodoris obscura is a species of colourful sea slug or dorid nudibranch, a marine gastropod mollusk in the family Chromodorididae.[3] It is the type species of the genus Hypselodoris.[1]

This species eats sponges.

Distribution

Hypselodoris obscura.jpg

This nudibranch was described from Port Jackson, Australia . It is a warm temperate species only found in Southeastern Australia. It is related to the widespread tropical species Hypselodoris infucata and the similar Australian species Hypselodoris saintvincentia.[4]

Description

Hypselodoris obscura has a mottled appearance due to a grey or grey-blue background colour with yellow and black spots, which vary considerably in size between individuals. There is a paler stripe down the midline. The edge of the mantle is pale blue alternating with yellow. The gills and rhinophores are bright red.[4]

References

  1. 1.0 1.1 Stimpson, W. (1855). Descriptions of some new Marine Invertebrata Proceedings of the Academy of Natural Sciences. 7: 385-394.
  2. Angas, G. F. (1864). Description d´éspèces nouvelles appartenant à plusieurs genres de mollusques nudibranches des environs de Port-Jackson (Nouvelle-Galles du Sud), accompagnée de dessins faits d´après nature. Journal de Conchyliologie, series. 3(12): 43-70, pp. 54-55, Plate 5, Figure 1
  3. MolluscaBase (2018). Hypselodoris obscura (Stimpson, 1855). Accessed through: World Register of Marine Species on 2018-10-26
  4. 4.0 4.1 Rudman, W.B., 1998 (November 28) Hypselodoris obscura Stimpson, 1855. [In] Sea Slug Forum. Australian Museum, Sydney.

Wikidata ☰ Q2779009 entry