| Questionably In | : | Gymnodamaeidae (Family) Grandjean, 1954 | |
Ref: J. Hallan (comp.), [2003]: [12 Sep 2016]. |
| Including | : | Hammeriellidae (Family) Paschoal, 1989 | |
Ref: Subias et al., 2012: 10. [inferred] |
| Including | : | Nacunansellidae (Family) Fernandez & Cleva, 1998 | |
Ref: Subias et al., 2012: 10. |
| Including | : | Pedrocortesellidae (Family) Paschoal, 1987 | |
Ref: O. Bánki et al., 2023: 17 Aug 2023. |