Calappid and leucosiid crabs (Crustacea: Decapoda: Brachyura) from Kerala, India, with the description of a new species of Mursia Desmarest, 1823, from the Arabian Sea and redescription of M. bicristimana Alcock & Anderson, 1894 Author Kumar, Biju A. Author Kumar, M. Sushil Author Galil, Bella S. text Zootaxa 2013 3746 4 529 551 journal article 10.11646/zootaxa.3746.4.2 71c189fe-e9c4-454f-b2a0-7216a982dc19 1175-5326 248979 E3C8653E-E72B-4F58-98B0-7AF035F08D3C Arcania cornuta (MacGilchrist, 1905) ( Fig. 11 ) Ixoides cornutus MacGilchrist, 1905: 255 .—Alcock & MacGilchrist 1905: pl. 73, fig. 2.—Devi et al . 1988b: 561, figs. 1, 2.— Kumar et al . 2007: 285. Kerala material examined. Neendakara, 08˚56'N 76˚32'E, 12 Jan. 2013 , 10 ♂ (CW 18.7–46.9 mm ), 6 ♀ (CW 33– 45.0 mm) (DABFUK). Colour. Carapace in the freshly collected specimen is salmon-pink, more intense medially, tips of lateral spines and papillate posterior spines white ( Fig. 11 ). Distribution. Originally described from the Persian Gulf (MacGilchrist 1905), A. cornuta is a widely distributed species with records from Mozambique Channel, Madagascar , Seychelles , Japan , China , Taiwan , Philippines , Vietnam , Papua New Guinea , Vanuatu , New Caledonia , Solomon Is., Fiji (Galil 2001a 2007 ; Galil & Ng 2010). Indian records comprise material collected off Vishakhapatnam, Andhra Pradesh (Bay of Bengal) and off Kerala (Devi et al . 1988a, b).