Hypselodoris obscura

Hypselodoris obscura

"Hypselodoris obscura" is a species of colourful sea slug or dorid nudibranch, a marine gastropod mollusk in the family Chromodorididae. It is the type species of the genus "Hypselodoris". This species eats sponges.
Nudibranch - Hypselodoris obscura  Australia,Hypselodoris obscura,Nelson Bay,New South Wales,Nudibranch

Appearance

"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.

Distribution

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 saintvincentius".Rudman, W.B., 1998 [In] Sea Slug Forum. Australian Museum, Sydney.

References:

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Taxonomy
KingdomAnimalia
DivisionMollusca
ClassGastropoda
OrderNudibranchia
FamilyChromodorididae
GenusHypselodoris
SpeciesH. obscura
Photographed in
Australia