Pagurus prideaux

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Pagurus prideaux
Pagurus prideaux in a shell of Buccinum undatum
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Malacostraca
Order: Decapoda
Suborder: Pleocyemata
Infraorder: Anomura
Family: Paguridae
Genus: Pagurus
Species:
P. prideaux
Binomial name
Pagurus prideaux
Leach, 1815 [1]
Synonyms[1]
  • P. prideauxi Leach, 1815
  • P. solitarius Risso, 1827

Pagurus prideaux is a species of hermit crab in the family Paguridae. It is found in shallow waters off the northwest coast of Europe and usually lives symbiotically with the sea anemone Adamsia palliata.[2][1]

Like other hermit crabs, P. prideaux has an asymmetric, unarmoured abdomen and protects this by concealing it within the empty shell of a gastropod of appropriate size and shape, and carrying it around by clasping onto an internal part of the columella of the sea snail shell. The carapace of the crab is brownish-red with paler patches and rather wider than it is long. It has several tufts of short bristles and can reach a length of 14 mm (0.6 in). The right cheliped can block the entrance to the shell. It is armed with a pincer and is larger than the left one.[3]

Distribution and habitat

P. prideaux is found on sand, gravel and mud between the tide marks and in the shallow sublittoral. It particularly favours muddy areas with shell fragments and gravel.[2] It occurs in the Mediterranean Sea, the North Sea and the northeast Atlantic Ocean from Cape Verde north to Norway.[1]

Ecology

References

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