Study area Ait M’hamed cave a The cave entrance b the sampling and c the inside of the cave (Moutaouakil 2019).

 
 
  Part of: Rassam H, Moutaouakil S, Benaissa H, Albrecht C, Ghamizi M (2020) First record of Pisidium subtruncatum Malm, 1855 (Bivalvia, Sphaeriidae) in an African cave. Subterranean Biology 34: 99-108. https://doi.org/10.3897/subtbiol.34.50916