rubricauda, Plectrogenium Uesaka [K.], Yamakawa [T.], Matsunuma [M.] & Endo [H.] in Matsunuma, Uesaka, Yamakawa & Endo 2021:[43], Figs. 24e-f, 28-29 [Ichthyological Research v. 69 (no. 3); ref. 38803] Tosa Bay, Kochi Prefecture, Japan (obtained at Mimase landing port, Kochi). Holotype: BSKU 123395. Paratypes: (35) BSKU, FAKU. KAUM-I, NSMT. •Valid as Plectrogenium rubricauda Uesaka, Yamakawa, Matsunuma & Endo 2021. Current status: Valid as Plectrogenium rubricauda Uesaka, Yamakawa, Matsunuma & Endo 2021. Plectrogeniidae. Distribution: Western Pacific: Japan. Habitat: marine.