抄録
Eight species of the genus Paraleuctra are recognized in Japan, six of them being described as new herein : P. ezoensis from Hokkaido and P. ambulans, P. similis, P. hokurikuensis, P. angulata, and P. concava from Honshu. An apterous and a short-winged species are included. A neotype is designated for Leuctra okamotoa Claassen, 1936 ; this species is now transferred from Rhopalopsole to the present genus and is regarded as a senior subjective synonym of P. gracilis Kawai, 1967. Paraleuctra cercia (Okamoto, 1922) is redescribed and regarded as a senior subjective synonym of both P. forficularis (Okamoto, 1922) and L. higashiyamae Kohno, 1965. Paraleuctra elongata Kawai, 1967 is transferred to Rhopalopsole, and P. nipponica (Okamoto, 1922) and Rhopalopsole gifuensis Kohno, 1965 are transferred to Perlomyia. A key is provided for Asian species of Paraleuctra.
