Pseudograpsus intermedius   Chappgar,  1955 (Crab)
Organism information awaits expert curation
Class: Malacostraca

Size (male): Length of carapace: 10.0 mm; breadth of carapace: 11.0 mm; breadth of front: 4.0 mm.
Size (female): Length of carapace: 6.75 mm; breadth of carapace: 7.25 mm; breadth of front: 2.60 mm.

Color: The specimens are chestnut colored.

Legs hairy but not compressed. A fleshy lobe at the base of the fingers of the chelipeds.

Carapace squarish, flat, depressed, very little broader than long. Anterior half of carapace up to the cervical grooves covered with minute, scattered, fine, brownish hairs, which are more profuse on the front orbits epigastric lobes and lateral borders. Regions of carapace not well indicated except in the middle of the carapace where the grooves are disposed in the shape of the letter H. Cervical groove distinct but not very deep, semicircular. The antero-lateral borders are lined with profuse hair and cut into three distinct, flat teeth which decrease in size from before backward and are not serrate. Buccal cavern square. The space between the fingers are covered with a thick matt of long entangled, silky hairs, under which, at the base of the fingers are hidden a white fleshy lobe. The borders of the joints of all the legs, particularly the posterior border of the merus and both borders of the carpus and propodus, thickly fringed with long, dusky hairs. The anterior male abdominal appendages are stout and straight, but bent suddenly at the tip, which bears brushes of hairs.

Synonym (s)
Pseudograpsus intermedius Chappgar, 1957

Common Name (s)
Economic Importance and Threats

Habitat:  Reef Associated, Estuarine, Muddy


• Maharashtra, Mumbai (Lat: 18.98) (Long: 72.83) INDIA
• Tamil Nadu, Parangipettai Coast (Lat: 11.48) (Long: 79.77) INDIA
• West Coast INDIA
• Karnataka, Netrani Island (Lat: 14.03) (Long: 74.33) INDIA (Record: 05/2006) (Depth: 10-15 mts)
• Tamil Nadu, Pichavaram INDIA
• Karnataka INDIA (Record: 2001-2007)
• Tamil Nadu INDIA

Literature Source(s)
  • (1998) Marine crabs of India National Institute of Oceanography Available at - NCL, Pune
  • Sethuramalingam, S and Khan, SA Brachyuran crabs of Parangipettai coast Available at - NIO, Goa
  • Jeyabaskaran, R; Wafar, S and Wafar, M (2002) CD on Brachyuran Crabs of West Coast, India Available at -
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Chhapgar, BF (1957) Marine crabs of Bombay state Contribution No. 1 of the Taraporevala Marine Biological Station Marine Biological Station, Department of fisheries, Bombay 89 pp Available at - NIO, Goa
  • Zacharia, PU; Krishnakumar, PK; Dineshbabu, AP; Vijayakumaran, K; Rohit, P; Thomas, S; Sasikumar, G; Kaladharan, P; Durgekar, RN and Mohamed, KS (2008) Species assemblage in the coral reef ecosystem of Netrani Island off Karnataka along the southwest coast of India Journal of the Marine Biological Association of India The Marine Biological Association of India, Cochin, India 50(1) 87-97 Available at - NIO, Goa
  • Soundarapandian,P; John Samuel,N; Ravichandran,S and Kannupandi,T (2008) Biodiversity of crabs in the Pichavaram Mangrove environment, South East Coast of India International Journal of Zoological Research CASMB, Parangipettai, Tamil Nadu 4(2) 113-118 Available at -
  • Dineshbabu, AP; Durgekar, RN and Zacharia, PU (2011) Estuarine and marine decapods of Karnataka inventory Fishing Chimes Mr.J.V.H. Dixitulu 30 (10-11) 20-24 Available at -
  • Roy, MKD and Nandi NC (2007) Brachyuran diversity in coastal ecosystems of Tamil Nadu Journal of Environment and Sociobiology Social Environmental and Biological Association, Kolkata, India 4(2) 169-192 Available at - NIO,Goa

Page last updated on:2011-10-12

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