Geosesarma mirum sp. nov. holotype male (11.9 × 10.8 mm) (NTOU F10395), Taiwan. Right chela A outer view B outer view of dactylus C dorsolateral view D frontolateral view showing crest on inner surface E–G different views of inner surface.

  Part of: Shy J-Y, Ng PKL (2019) Geosesarma mirum, a new species of semi-terrestrial sesarmid crab (Crustacea, Decapoda, Brachyura) from central Taiwan. ZooKeys 858: 1-10.