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Phylum Arthropoda > Subphylum Crustacea > Class Malacostraca > Order Decapoda > Brachyurans
Varunid crabs
Family Varunidae
updated Dec 2019

Where seen? These crabs are seen near mangroves and freshwater streams.

Features: Small crabs that are often overlooked.

Some Varunid crabs on Singapore shores

Orange signaller crab

Paddler crab

Family Varunidae recorded for Singapore
from Wee Y.C. and Peter K. L. Ng. 1994. A First Look at Biodiversity in Singapore
++from The Biodiversity of Singapore, Lee Kong Chian Natural History Museum.
+Other additions (Singapore Biodiversity Records, etc)

  Family Varunidae
  +Eriocheir sinensis (Chinese mitten crab)

Metaplax crenulata
Metaplax elegans
(Orange signaller crab)
Metaplax sheni

Thalassograpsus harpax

Utica sp.

Varuna yui
(Paddler crab)
++Varuna cf. litterata

Links References
  • Tan Heok Hui. 5 December 2014. Chinese mitten crab at West Coast marsh pond, Eriocheir sinensis. Singapore Biodiversity Records 2014: 313.
  • Bi Wei Low, Ngan Kee NG, Darren CJ Yeo. February 2013. First record of the invasive Chinese mitten crab, Eriocheir sinensis H. Milne Edwards, 1853 (Crustacea: Brachyura: Varunidae) from Singapore. BioInvasions Records 2(1):73–78.  DOI: 10.3391/bir.2013.2.1.13.
  • Lim, S., P. Ng, L. Tan, & W. Y. Chin, 1994. Rhythm of the Sea: The Life and Times of Labrador Beach. Division of Biology, School of Science, Nanyang Technological University & Department of Zoology, the National University of Singapore. 160 pp.
  • Wee Y.C. and Peter K. L. Ng. 1994. A First Look at Biodiversity in Singapore. National Council on the Environment. 163pp.
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