Abstract
Three species of jumping spiders, Nungia epigynaris Zabka 1985, Pancorius submontanus Prószynski 1992 and Thyene orientalis Zabka 1985, all of them new to Japanese fauna, are redescribed on the basis of specimens collected from the Ryukyu Islands. The female of Thyene orientalis Zabka 1985 is described for the first time.