Microdalyellia armigera (Schmidt, 1862) | 1967 or earlier | | | sources and rivulets of the Bucegi Mountains, in glacial lakes (the Retezat Mountains, southern Carpathians), in the sources of the Romanian Plain. |
Bresslauilla relicta Reisinger, 1929 | 1970 or earlier | | | in the sources and the stagnant basins of the Romanian Plain. |
Catenula lemnae Duges, 1832 | 1974 or earlier | | | the Romanian Plain. |
Microdalyellia fusca (Fuhrmann, 1894) | 1967 or earlier | | | sources of the Romanian Plain and Carpathian Mountains. |
Castrella (Castrella) truncata (Abildgaard, 1789) | 1968 or earlier | | | the stagnant waters from Transylvania and the Romanian Plain. |
Typhloplana viridata (Abildgaard, 1789) | 1970 or earlier | | | the stagnant freshwater of the Romanian Plain and Transylvania. |
Strongylostoma radiatum (Müller, 1774) | 1974 or earlier | | | the stagnant freshwater basins of the Romanian Plain. |
Castrada (Castrada) viridis Volz, 1898 | 1974 or earlier | | | in the stagnant freshwaters of the Romanian Plain and Transylvania. |
Papiella otophthalma (Plotnikow, 1906) | 1970 or earlier | | | In the Danube swamps (delta and the flooded plains), Snagov and Herastrau Lakes (Romanian Plain). |
Phaenocora unipunctata (Ørsted, 1843) | 1970 or earlier | | | In the Carpathian sources and the stagnant freshwater basins of the Romanian Plain. |