Rostanga crawfordi

Rostanga crawfordi is a species of sea slug, a dorid nudibranch, a marine gastropod mollusc in the family Discodorididae. Originally described as Discodoris crawfordi, it was redescribed by Rudman & Avern as Rostanga australis. The two names were synonymised by Dayrat.[3]

Rostanga crawfordi
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Heterobranchia
Order: Nudibranchia
Suborder: Doridina
Superfamily: Doridoidea
Family: Discodorididae
Genus: Rostanga
Species:
R. crawfordi
Binomial name
Rostanga crawfordi
(Burn, 1969)[1]
Synonyms
  • Rostanga australis Rudman & Avern, 1989 [2]

Distribution

This species was described from Port Phillip, Victoria, Australia. It is known only from Victoria, South Australia and Western Australia, Australia.[3]

Description

This dorid nudibranch is pale orange-yellow to orange-pink in colour; the dorsum is covered with caryophyllidia.[2][4]

Ecology

Rostanga crawfordi is found on the red sponge, Psammoclema, on which it presumably feeds.[2] This sponge genus is currently classified in the family Chondropsidae. Most other species of Rostanga feed on sponges of the family Microcionidae.

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References
  1. Burn, R.F. (1969) A memorial report on the Tom Crawford collection of Victorian Opisthobranchia. Journal of the Malacological Society of Australia, 12: 64-106. (pl.4)
  2. Rudman, W.B. & Avern, G.J. (1989) The genus Rostanga Bergh, 1879 (Nudibranchia:Dorididae) in the Indo-West Pacific. Zoological Journal of the Linnean Society 96: 281-338.
  3. Dayrat B. 2010. A monographic revision of discodorid sea slugs (Gastropoda, Opisthobranchia, Nudibranchia, Doridina). Proceedings of the California Academy of Sciences, Series 4, vol. 61, suppl. I, 1-403, 382 figs.
  4. Rudman, W.B., 2002 (February 4) Rostanga australis Rudman & Avern, 1989. [In] Sea Slug Forum. Australian Museum, Sydney.
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