Monolistra is a genus of isopod crustaceans in the family Sphaeromatidae. Its members are restricted to countries of the former Yugoslavia and neighbouring Italy. It contains the following subgenera and species, four of which are listed as vulnerable (VU) or endangered (EN) on the IUCN Red List:
Microlistra Gerstaecker, 1856Monolistra bolei (Sket, 1960) – Slovenia Monolistra calopyge Sket, 1982 – Slovenia Monolistra pretneri Sket, 1964 – CroatiaMonolistra schottlaenderi Stammer, 1930 – Italy Monolistra sketi (Deeleman-Reinhold, 1971) – CroatiaMonolistra spinosa (Racovitza, 1929) – SloveniaMonolistra spinosissima (Racovitza, 1929) – Slovenia Monolistra Gerstaecker, 1856Monolistra caeca Gerstaeker, 1856 - Slovenia, Italy, CroatiaMonolistra monstruosa Sket, 1970 – Bosnia and HerzegovinaMonolistrella Sket, 1964Monolistra velkovrhi Sket, 1960PseudomonolistraMonolistra bosnica Sket, 1970 – Bosnia and HerzegovinaMonolistra hercegoviniensis Absolon, 1916 - Bosnia and HerzegovinaMonolistra radjai Prevorcnik & Sket, 2007TyphlosphaeromaMonolistra bericum (Fabiani, 1901) – Italy, CroatiaMonolistra boldorii Brian, 1931 – ItalyMonolistra lavalensis Stoch, 1984 – ItalyMonolistra matjasici Sket, 1965 – CroatiaMonolistra pavani Arcangeli, 1942 – Italy, SwitzerlandMonolistra racovitzai Strouhal, 1928 – Slovenia, Croatia