Paractaea garretti   (Rathbun,  1906) (Crab)
Organism information awaits expert curation
Class: Malacostraca

Image copyrights: Government of India

Size: Female: Width 17.5 mm; length 11 mm; front 4 mm.

Carapace broadly oval in shape, convex in both the directions. Entire upper surface of carapace divided into convex, uniformly granular, regional lobules, separated by deep, wide, thickly hairy grooves. Lobule 2M divided and separated from 1M. Lobule 3M also divided into 3 lobules; 4M low, indistinct, rudimentary, 1P distinct and divided. 1L-6L all the lobules are clear. Posterior margin is also very clearly defined, little concave, uniformly granular ridge. Antero-lateral side four lobed. Front one fourth of the width of carapace bilobed, convex medially. Upper orbital edge tumid and lobed. Chelipeds lobular and granular like carapace. Upper outer surface of wrists and only upper surface of palms are nodulose very clearly. Lower half of palms traversed by longitudinal rows of granules. Base of fingers granulate. Fingers short and wide, cutting edges uniformly dentate, tips hollowed out. Upper edges of leg joints nodular, dimpled and uniformly granular, covered with hairs.

Synonym (s)
Actaea garretti Rathbun, 1906
Paractaea retusa forme garretti Guinot, 1959

Common Name (s)
Economic Importance and Threats



• Andaman and Nicobar Islands, Port Blair INDIA
• Andaman and Nicobar Islands INDIA

Literature Source(s)
  • Deb, M (1989) Contribution to the study of Xanthidae: Actaeinae (Decapoda: Crustacea) of India Records of the Zoological Survey of India. Occasional Paper No. 117 ZSI, Calcutta 59 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • 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

Page last updated on:2011-02-04

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