4. Acentrella gnom (Kluge, 1983)

Pseudocloeon gnom Kluge, 1983 [imago male, imago female, larva]

Pseudocloeon ultimum Müller-Liebenau, 1985 [larva, junior synonym according to Waltz & McCafferty (1987)]

Baetis (Acentrella) gnom (Kluge, 1983) in Novikova & Kluge (1987) [combination]

Acentrella gnom (Kluge, 1983) in Waltz & McCafferty (1987) [combination]

Type locality: Russia, Primorskii Krai, Kedrovaia paď zapovednik [Nature Reserve], Barabashevka River (Kluge 1983).

Distribution: Eastern Russia (Kluge 1983), Korea (Park et al. 1996), Japan (Fujitani 2008), Taiwan (Ishiwata 2001).