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Guinusia chabrus

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Species of crab For other uses of "red rock crab", see Red rock crab (disambiguation).

Guinusia chabrus
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Malacostraca
Order: Decapoda
Suborder: Pleocyemata
Infraorder: Brachyura
Family: Plagusiidae
Genus: Guinusia
Species: G. chabrus
Binomial name
Guinusia chabrus
(Linnaeus, 1758) 
Synonyms
  • Cancer chabrus Linnaeus, 1758
  • Cancer velutinus Linnaeus, 1764
  • Grapsus capensis De Haan, 1835
  • Plagusia capensis (De Haan, 1835)
  • Plagusia chabrus (Linnaeus, 1758)
  • Plagusia tomentosus H. Milne-Edwards, 1837
  • Plagusia spinosa MacLeay, 1838
  • Plagusia gaimardi H. Milne-Edwards, 1853

The red rock crab (Guinusia chabrus) is a marine large-eyed crab of the family Plagusiidae. It is found in the southern Indian and southern Pacific Oceans, including South Africa, Australia, New Zealand, and Chile.

Description

A sturdy square bodied crab with a smooth dark red-brown carapace and yellow longitudinal ridges on the legs, yellow knobs on the pincers. There may be four white spots on the carapace in a roughly semicircular pattern.

Distribution

Southern Africa: Luderitz to Sodwana Bay, Subtidal to at least 100m.

Ecology

Common on reefs. Often seen in crevices or hiding under other benthic organisms. Scavenger.

With Haliotis midae it makes up the favoured diet of Octopus vulgaris in False Bay, South Africa.

References

  1. ^ Peter K. L. Ng; Danièle Guinot & Peter J. F. Davie (2008). "Systema Brachyurorum: Part I. An annotated checklist of extant Brachyuran crabs of the world" (PDF). Raffles Bulletin of Zoology. 17: 1–286. Archived from the original (PDF) on 2011-06-06. Retrieved 2010-01-12.
  2. "Plagusia chabrus, red rock crab, (Plagusia capensis)". SeaFriends. Retrieved June 5, 2009.
  3. ^ Jones, Georgina. A field guide to the marine animals of the Cape Peninsula. SURG, Cape Town, 2008. It is also found in the intertidal zone, such as a rocky shore environment in New Zealand and Australia ISBN 978-0-620-41639-9
  4. C. D. Smith (2003). "Diet of Octopus vulgaris in False Bay, South Africa". Marine Biology. 143 (6): 1127–1133. doi:10.1007/s00227-003-1144-2.

External links

Taxon identifiers
Guinusia chabrus
Cancer chabrus


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