Goniobranchus tasmaniensis

Goniobranchus tasmaniensis is a species of colourful sea slug, a dorid nudibranch, a marine gastropod mollusc in the family Chromodorididae.^[2][3]

Goniobranchus tasmaniensis
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Nudibranchia
Family:	Chromodorididae
Genus:	Goniobranchus
Species:	G. tasmaniensis
Binomial name
Goniobranchus tasmaniensis (Bergh, 1905)[1]
Synonyms
Chromodoris tasmaniensis Bergh, 1905 (basionym) Glossodoris tasmaniensis (Bergh, 1905)

Distribution

This species was described from Tasmania, Australia. It is one of a group of similar red-spotted chromodorids from south-eastern Australia which form a mimicry ring.^[4][5]

Description

Goniobranchus tasmaniensis is a chromodorid nudibranch which has a translucent white mantle with scattered orange or red spots. The edge of the mantle is opaque white and somewhat swollen and ruffled in resting animals.^[6] Compare with Goniobranchus splendidus, Goniobranchus hunterae and Goniobranchus daphne which all have similar coloration.^[7]

Ecology

This species feeds on the sponge Darwinella gardineri.^[6]