Acentrella lapponica Bengtsson, 1912 [imago male, larva]
Baetis lapponicus Bengtsson, 1912 in Müller-Liebenau (1965) [imago male, imago female, subimago, larva, combination]
Baetis lapponicus (Bengtsson, 1912) in Müller-Liebenau (1969) [imago male, imago female, subimago, larva, lectotype designation]
Baetis lapponicus (Bengtsson, 1912) in Kopelke & Müller-Liebenau (1982) [egg]
Baetis (Acentrella) lapponicus (Bengtsson, 1912) in Novikova & Kluge (1987) [combination]
Acentrella lapponica Bengtsson, 1912 in Müller-Liebenau (1981) [combination]
Acentrella lapponica Bengtsson, 1912 in Waltz & McCafferty (1987) [combination]
Type locality: not specified in the original description. Lectotype designated by Müller-Liebenau (1969) originate from the locality: Sweden, Lappl. [Lapland], Abisko, Jukkasjärvi Sn. [Parish].
Distribution: Fennoscandia and arctic part of European Russia (Tshernova, 1964), not recorded from the Eastern Palaearctic (Tshernova et al. 1986; Kluge 1997), recently found in Alaska (Randolph & McCafferty 2005).