Taxonomy and ecology of brachyuran crabs in Sunderbans Author Gokul, A. text Records of the Zoological Survey of India 2017 2017-04-01 117 2 131 139 http://dx.doi.org/10.26515/rzsi/v117/i2/2017/118011 journal article 10.26515/rzsi/v117/i2/2017/118011 2581-8686 13184350 3. Charybdis (Charybdis) feriata (Linnaeus, 1758) 1758. Cancer feriatus Linnaeus, Syst. Nat . , (10 th ed.), 1 : 627. 1899. Charybdis ( Goniosoma ) crucifera , Alcock, J. Asiatic Soc. Bengal. , 68 (1):51. 1938. Charybdis ( Charybdis ) cruciata, Leene , Siboga Exped. Monogr . , 39C. p. 24. 1976. Charybdis (Charybdis) feriata , Sakai, Crabs of Japan and Adjacent seas , p. 357 2005. Charybdis (Charybdis) feriatus , Dev Roy and Bhadra, Zool. Surv. India . Andhra Pradesh , State Fauna Series, 5 : (Part 5): 432 Materials: Total 01 example; KN 1557, Coll. A. Gokul, 15.03.10, Bali Island, 01 ex. Characters: Carapace smooth, convex and glabrous. Transverse ridge lacking behind the level of last antero-lateral spine. Front cut into six blunt teeth. Antero-lateral truncated and notched, second to fourth very broad with anteriorly acuminate lobes, last one spine-like. Major diameter of orbit nearly half of the width of front. Chelipeds stout, little unequal; inner border of arm adorned with three elongated spines, distal one largest; upper border granular; outer surface of wrist bearing three spinules, inner corner with a large strong spine; outer surfaces of both wrist and palm costate; upper border of on the inner border, two side by side slightly behind the preceeding one and last one near apex of the wrist-joint; of leg, length of merus about 2/5 th of its breadth. Sixth segment of male abdomen much broader than long with gently curved sides. Distribution: Karnataka , Gujarat , Maharashtra , Kerala , West Bengal , Orissa , Andhra Pradesh , Tamil Nadu , Pondicherry and Andaman Islands. Elsewhere: South Africa , Madagascar , Pakistan , Bangladesh , Malay Peninsula, Singapore , Hong Kong , Taiwan , Japan and Australia .