Australocarcinus insperatus sp. n. A–D holotype male (10.7 × 8.6 mm) (ZRC 2017.1072), Seychelles E–G paratype female (9.5 × 7.8 mm) (ZRC 2017.1073), Seychelles. A outer surfaces of chelae B right first ambulatory leg showing setose posterior margin on propodus and dactylus C left fourth ambulatory leg D posterior thoracic sternum showing supplementary plate E female overall dorsal habitus F female posterior thoracic sternum and pleon G female sterno-pleonal cavity showing vulvae.

 
 
  Part of: Ng PKL, Daniels SR (2018) A new species of trogloplacine crab of the genus Australocarcinus Davie, 1988 from a freshwater stream in Mahé, Seychelles (Crustacea, Brachyura, Chasmocarcinidae). ZooKeys 738: 27-35. https://doi.org/10.3897/zookeys.738.23708