Blue-elbowed
hermit crab
Paguristes longirostris*
Family Diogenidae
updated
Dec 2019
Where
seen? This beige hermit crab with bright blue 'elbows'
is sometimes seen on silty shores.
Features: Body about 2-3cm long,
plain pinkish beige. Body and legs a pale pinkish beige, sparsely
hairy. Both pincers stout, large and about the same size, with a 'scaly'
texture. Bright blue patch on the inner 'elbow' of the pincers. Eyes
yellow on thick long orange stalks. Short antennae blue with blue
feathery tips. Long antennae pale blue. |
*Species are
difficult to positively identify without close examination.
On this website, they are grouped by external features for convenience of
display.
Blue-elbowed
hermit crabs on Singapore shores |
Other sightings on Singapore shores |
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Changi, Jul 12
Photo shared by Marcus Ng on his
blog. |
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Changi, May 09
Photo shared by Marcus Ng on flickr. |

Beting Bronok, Jun 16
Photo shared by Ivan Kwan on facebook. |

24 Jan 2013, Comprehensive
Marine Biodiversity Survey
Photo shared by Arthur Anker on flickr. |
Links
References
- Dwi Listyo
Rahayu, 2000. Hermit
crabs from the South China Sea (Crustacea: Decapoda: Anomura:
Diogenidae, Paguridae, Parapaguridae) (pdf). The Raffles Bulletin
of Zoology 2000 Supplement No. 8: 377-404. The National University
of Singapore.
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