Revision of the family Chasmocarcinidae Serène, 1964 (Crustacea, Brachyura, Goneplacoidea) Author Ng, Peter K. L. Author Castro, Peter text Zootaxa 2016 4209 1 1 182 journal article 37321 10.11646/zootaxa.4209.1.1 2de5b7bf-3975-458a-b200-07ec69f4e013 1175-5326 272646 849BAB5C-464A-4B4A-A586-5742411EDC01 Key to species of Hephthopelta 1. Posterior margin of epistome truncate ( Fig. 24 A). Ischium, merus of third maxilliped proportionately short, more quadrate ( Fig. 31 A, B). Ambulatory meri relatively short ( Fig. 10 A, D–H). G1 with distal half relatively longer, slender, gently directed upwards ( Fig. 71 A–D, F–L) [Andaman Sea; Western Australia ; Papua New Guinea ; New Caledonia ; Solomon Islands ; Fiji ]............................................................................................. H. lugubris - Posterior margin of epistome broadly triangular ( Fig. 24 B). Ischium, merus of third maxilliped proportionately long ( Fig. 31 C). Ambulatory meri relatively longer ( Fig. 10 I). G1 with distal half relatively shorter, stouter, directed obliquely laterally ( Fig. 72 A–C) [ Madagascar ]............................................................ H. occidentalis n. sp.