Acrorhynchides robustus (Karling, 1931) Strand, 1928 (additional source)
Baicalellia brevituba (Luther, 1918) Nasonov, 1930 (additional source)
Brinkmanniella macrostomoides Luther, 1948 (additional source)
Cheliplana stylifera Karling, 1949 (additional source)
Gnathorhynchus conocaudatus Meixner, 1929 (additional source)
Itaipusa scotica (Karling, 1954) Karling, 1978 accepted as Reinhardorhynchus scoticus (Karling, 1954) Diez, Monnens & Artois, 2021 (additional source)
Neognathorhynchus lobatus (Ax, 1952) Karling, 1956 (additional source)
Placorhynchus echinulatus Karling, 1947 (additional source)
Placorhynchus octaculeatus Karling, 1931 (additional source)
Promesostoma balticum Luther, 1918 (additional source)
Promesostoma rostratum Ax, 1951 (additional source)
Provortex affinis (Jensen, 1878) Graff, 1882 (additional source)
Provortex balticus (Schultze, 1851) Graff, 1882 (taxonomy source)
Provortex karlingi Ax, 1951 (additional source)
Proxenetes Jensen, 1878 (status source)
Proxenetes deltoides Den Hartog, 1965 (additional source)
Proxenetes flabellifer Jensen, 1878 (additional source)
Proxenetes simplex Luther, 1948 (additional source)
Pseudograffilla arenicola Meixner, 1938 (additional source)
Ptychopera westbladi (Luther, 1943) Den Hartog, 1964 (additional source)
Thylacorhynchus conglobatus Meixner, 1928 (additional source)
Thylacorhynchus pyriferus Karling, 1950 (additional source)
Uncinorhynchus flavidus Karling, 1947 (additional source)
Utelga pseudoheinckei Karling, 1980 (additional source)