Labuanium rotundatum   (Hess,  1865) (Crab)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Arthropoda
Class: Malacostraca
Order:Decapoda
Family:Sesarmidae

Image copyrights: FLMNH

Description
Color: The carapace and legs varying from light violet to almost black. The palm and fingers of the chelipeds orange to cherry-red, finger tips white, extreme tips horny.

Two teeth on the lateral borders behind the orbital angles. A granular ridge on the palms of the chelipeds. Dactylus without any milled ridge. Carapace shallow, depressed, its length greater than its breadth between the anterolateral angles. All the regions are fairly well defined and the 4 post-frontal lobes are smooth. The fingers of the chelipeds have no milling. The meri of the legs are more than three times as long as broad, and the dactyli are short. The carapace in its anterior half is covered with little dense tufts of hair resembling tubercles, amid a finer fur resembling granules. The palm of the chelipeds are almost smooth, except for two granular ridges, one extending along the lower border upto the base of the immobile finger. The legs are slender, their meropodites are more than three times as long as broad and are not foliaceous, they have a sub-terminal spine on the anterior border only. The 3rd pair of legs are about 2 1/3 times the length of the carapace.


Synonym (s)
Sesarma rotundata Hess, 1865
Sarmatium faxoni Rathbun, 1906
Sesarma (Episesarma) rotundata papuomalesiaca Nobili, 1899
Sesarma dentifrons A. Milne-Edwards, 1869
Sesarma gardineri Borradaile, 1900
Sesarma oceanica De Man, 1889
Sesarma rotundatum Hess, 1865

Common Name (s)
Economic Importance and Threats

Ecology
Habitat:  Estuarine, Muddy

Biogeography


• West Coast INDIA
• Andaman and Nicobar Islands INDIA
• INDIA

Literature Source(s)
  • Jeyabaskaran, R; Wafar, S and Wafar, M (2002) CD on Brachyuran Crabs of West Coast, India Available at - http://www.nio.org/Biology/brachyuran/index.html
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Florida Museum of Natural History Available at - http://www.flmnh.ufl.edu/

Page last updated on:2010-11-15

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