New species of pinnotherid crabs from Southeast Asia and Papua New Guinea (Crustacea: Decapoda: Brachyura) Author Ahyong, Shane T. Australian Museum Research Institute, Australian Museum, 1 William Street, Sydney NSW 2010, Australia, and School of Biological, Earth & Environmental Sciences, University of New South Wales, NSW 2052, Australia. Author Ng, Peter K. L. Lee Kong Chian Natural History Museum, Faculty of Science, National University of Singapore, 2 Conservatory Drive, Singapore 117377, Republic of Singapore. peterng @ nus. edu. sg; https: // orcid. org / 0000 - 0001 - 5946 - 0608 text Zootaxa 2020 2020-07-17 4816 3 333 349 journal article 21443 10.11646/zootaxa.4816.3.4 8de569a5-ae44-4994-8313-57163e9a4514 1175-5326 3954447 FA112B5F-E75E-4E6F-8E4C-E0D87674FCCA Key to females of species of Buergeres 1. Outer surface of cheliped palm densely covered with short tomentum..................... B. holothuriae (Semper, 1880) - Outer surface of cheliped palm almost glabrous or at most with few scattered setae................................. 2 2. P5 dactylus about 3× length of P2 dactylus............................................ B. ortmanni ( Bürger, 1895 ) - P5 dactylus about 2× length of P2 dactylus................................................................. 3 3. P5 dactylus as long as propodus extensor margin. Cheliped dactylus dorsal margin glabrous. Carapace surface with median groove anteriorly and well-marked groove surrounding cardiac region................... B. deccanensis (Chropra, 1931) - P5 dactylus distinctly shorter than propodus extensor margin. Cheliped dactylus dorsal margin setose proximally. Carapace surface without median groove anteriorly; cardiac region at most weakly demarcated by faint groove..... B. choprai sp. nov.