Pseudocrangonyx concavus sp. nov. Holotype: female, NIBRV0000862807, 9.2 mm, from Hwansangul Cave, South Korea. A sternal gills B pleonites and urosomites, dorsal C uropod 1 D uropod 2 E uropod 3 F telson. Abbreviations: Pl, pleonite; Uro, urosomite; sg, sternal gill; ir, inner ramus; and or, outer ramus.

 
 
  Part of: Jung TW, Kim JG, Kim M-S, Yoon SM (2020) Five new subterranean amphipods of the genus Pseudocrangonyx from Korea (Crustacea, Amphipoda, Pseudocrangonyctidae). ZooKeys 970: 1-50. https://doi.org/10.3897/zookeys.970.55035