Three revivals of combinations and four new junior synonyms are reported in the genusNemourawith a redescription of an additional species. They are:N. chinonisOkamoto, 1922, [removed fromProtonemura, = N. papillaof Kawai, 1967 (nec Okamoto, 1922)];N. longicerciaOkamoto, 1922, [removed fromMesonemoura=N. asakawaeKohno, 1941, syn. nov.];N. jezoensisOkamoto, 1922, [removed fromProtonemura, = N. gracilisZhiltzova, 1982, syn. nov.];N.papillaOkamoto, 1922 [=N. denticulataKawai, 1954, syn. nov. andN. levanidovaeZwick, 1974, syn. nov.].