Thalamita picta   Stimpson,  1858 (Crab)
Organism information awaits expert curation
Taxonomy
Kingdom:Animalia
Phylum:Arthropoda
Class: Malacostraca
Order:Decapoda
Family:Portunidae

Image copyrights: Guam

Description
Two median frontal teeth are rounded and narrower than the next; the external frontal teeth are much the smallest and are obtusely pointed. Extreme extent of basal antennal segment nearly equal to the major diameter of orbit. Inner and upper surfaces of propodus smooth.

Carapace longer than usual, breadth 1.4 times length. Three pairs of gastric ridges, well developed, also the epibranchial interrupted at cervical grooves. Front six lobed; Medians the most projecting, rounded and distinctly separated from broader submedians whose outer edges point directly forward; laterals small and rounded. Anterolateral teeth five in number; 1st distinctly largest, 4th smallest; 2nd and 3rd stout; 5th sharpest and slightly protruding. Chelipeds unequal; the right more massive than left. Anterior border of arm bearing 3 usual spines as does wrist, whose innermost spine is unusually well developed. Upper surface of hand bears 4 usual spines, although outer distal one often reduced to tubercle. Merus of the fifth leg spine larger than usual and length c. 2.5 times breadth, posterior border of propodus with 5-7 spines.


Synonym (s)
Thalamita picta Stimpson, 1858
Thalamita alcocki De Man, 1902
Thalamita gardineri Borradaile, 1902
Thalamita lineata A. Milne-Edwards, 1861
Thalamita roosevelti Schmitt, 1939

Common Name (s)
Economic Importance and Threats

Ecology
Habitat:  Rocky, Sandy

Biogeography


• Andaman and Nicobar Islands, Andaman Islands (Lat: 12.5) (Long: 92.75) INDIA
• Andaman and Nicobar Islands INDIA
• Lakshadweep INDIA
• Red Sea
• INDIA
• MADAGASCAR

Literature Source(s)
  • Alcock, A (1968) Materials for a carcinological fauna of India the Brachyura Oxyrhyncha The Baptist Mission Press 1 1-456 Available at - Pune University, Pune
  • Kensley, B (1981) On the Zoogeography of Southern Afrian Decapod Crustacea, with a distributional checklist of the species Smithsonian Contributions to Zoology Smithsonian Institution Press, Washington, D.C. 338 23377 Available at - NIO, RC Kochi
  • Florida Museum of Natural History Available at - http://www.flmnh.ufl.edu/
  • 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
  • Deb, M and Rao, GC (1993) A check-list of the brachyuran crabs (Crustacea: Decapoda)of Bay islands Journal Of The Andaman Science Association Andaman Science association, Port Blair 8(1-2) 25-34 Available at - NIO, Goa
  • Rao, GS; Suseelan, C and Kathirvel, M (1989) Crustacean resources of the Lakshadweep islands Marine living resources of the union territory of Lakshadweep: An indicative survey with suggestions for development Bulletin of Central Marine Research Institute CMFRI 43 72-76 Available at - http://eprints.cmfri.org.in/8213/1/Bulletin_No_43.pdf

Page last updated on:2011-04-21

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