In synonymy:
Plebs concinnus (Rainbow, 1900, T from Araneus) = Plebs bradleyi (Keyserling, 1887) (Joseph & Framenau, 2012: 307)
Plebs flavomaculatus (Yaginuma, 1955, T from Zilla) = Plebs sachalinensis (Saito, 1934) (Yaginuma, 1977c: 386, sub Zilla)
Plebs flavus (Zhu & Song, 1994, T from Eriophora) = Plebs sachalinensis (Saito, 1934) (Tanikawa, 2000a: 24, sub Eriophora)
Plebs migra (Zhu & Song, 1994, T from Eriophora) = Plebs astridae (Strand, 1917) (Tanikawa, 2000a: 22, sub Eriophora sagana)
Plebs pineus (Yin, Wang, Xie & Peng, 1990, T from Araneus) = Plebs sachalinensis (Saito, 1934) (Zhang, Zhu & Song, 2006a: 9, sub Eriophora)
Plebs rubripunctatus (Rainbow, 1893, T from Araneus) = Plebs eburnus (Keyserling, 1886) (Joseph & Framenau, 2012: 295)
Plebs russicus (Bakhvalov, 1981, T from Araneus) = Plebs sachalinensis (Saito, 1934) (Marusik et al., 2015: 209)
Plebs shaanxiensis (Zhu & Wang, 1994, T from Eriophora) = Plebs baotianmanensis (Hu, Wang & Wang, 1991) (Zhang, Zhu & Song, 2006a: 3, sub Eriophora)
Plebs sinuosus (Rainbow, 1893, T from Araneus) = Plebs eburnus (Keyserling, 1886) (Joseph & Framenau, 2012: 295)
Plebs tokachianus (Saito, 1934, T from Zilla) = Plebs sachalinensis (Saito, 1934) (Tanikawa, 2000a: 24, after Yaginuma, 1986, sub Eriophora)
Plebs wangi (Zhu & Song, 1994, T from Eriophora) = Plebs baotianmanensis (Hu, Wang & Wang, 1991) (Zhang, Zhu & Song, 2006a: 3, sub Eriophora)
Plebs yebongsanensis Kim, Ye & Lee, 2014 = Plebs baotianmanensis (Hu, Wang & Wang, 1991) (Lee et al., 2022a: 76)