See text Bionychiurus is a genus of the family Onychiuridae, a group of springtails.

[1][2] Genus Bionychiurus was established by Pomoroski in the year 1996,[3] based on the morphological features of the first instar larvae of Onychiurus normalis.

Later, Weiner[4] established a new genus Bangallophorus based on O. normalis; but Pomorski synonymized Bangallophorus with Bionychiurus in 1998.

[5] The following species are accepted within Bionychiurus: