Arcania cornuta (MacGilchrist, 1905)

Kumar, Biju A., Kumar, M. Sushil & Galil, Bella S., 2013, 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, Zootaxa 3746 (4), pp. 529-551 : 543

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).

Figures

FIGURE 11. Arcania cornuta (MacGilchrist, 1905), Neendakara, India, 12 Jan. 2013, ♂, CW 46.9 mm; dorsal view of carapace. Photo by Bella Galil.