Actaea variolosa   Borradaile,  1903 (Crab)
Organism information awaits expert curation
Class: Malacostraca

Image copyrights: Government of India

Size: 9.5-11 mm; length 7-8 mm

Color: Ivory white in color all over including the fingers.

Carapace thick, not very broad, strongly convex, well lobulated, covered all over with short, white, thick fur and long, silky, yellowish hairs. The thick velvet of hairs almost conceal the grooves and tubercles present on the carapace. The grooves are smooth when denuded. Front convex, extend much beyond the orbital edge, deflexed vertically downwards. Eyes small, antennules fold transversely. Antero-lateral sides thick, crest-like, indistinctly four lobed and the edges of these four, flat lobes are minutely beaded. Postero-lateral sides short, concave and convergent. The pterygostomian region smooth, not marked by grooves from the gap in between the antero-lateral lobes. Palms enlarged, swollen, almost equal, lobulations on the outer surfaces of wrists and palms ill defined, fingers short, blunt pointed, light brown to white in color, dentry edge of fixed finger armed with a large tooth. Dactylus very short, markedly curved and reach at the middle of propodus. Outer surface of cheliped granular, lower edge of palm beaded, crest-like. Leg joints covered with thick coat of hairs and bristles.

Anterior male pleopod is grooved, curved process, inner subapical area hairy as usual.

Synonym (s)
Actaea variolosa Borradaile, 1902
Pseudoliomera variolosa Guinot, 1971

Common Name (s)
Economic Importance and Threats



• Tamil Nadu, Chennai Harbour INDIA (Record: 04/05/1918)
• Andaman and Nicobar Islands, Nancowry Harbour INDIA (Record: 14/01/1926)
• Lakshadweep 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 -

Page last updated on:2010-08-17

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