Etisus frontalis

Etisus frontalis (Dana, 1852) (Fig. 12A, B) Etisus frontalis Guinot 1964b: 50–56, figs. 23, 25–27, 31a–c, 35, pl. V, fig. 2; Serène 1968: 80; 1984: 229, fig. 139, pl. XXXI E (for complete synonymy); Ng et al. 2008: 198 [List]. Material examined: 1 ñ, NMNS 8772-40, 8.7 × 6.3, Shanfu, Liuqiu Township, Pingtung County, 18 November 2017. Distribution: Aldbra (Seychelles); Hikueru (French Polynesia); Jolo Sea (Philippines) (Guinot 1964); Xiao Liuqiu Island, southwestern Taiwan. Remarks: The morphology of the present specimen (Fig. 12A, B) matches description of E. frontalis (Dana, 1852), characterized by similarly sized submedian and lateral lobules of the front and the black coloration of the fixed finger of the chelipeds extending slightly onto the palm (Guinot 1964b: 51, 53, figs. 23, 26–27; Serène 1984: 224, pl. XXXI E). This species is reported for the first time from Taiwan.