| Replaced synonym | : | Frankia (Genus) McCulloch, 1977, nom. illeg. | |
Ref: I.A. McCulloch, 1981 [implicit] |
| Junior objective synonym | : | Mitrapolymorphina (Genus) Loeblich & Tappan, 1986 | |
Ref: S.J. Brands (comp.), 1989-present: 29 Apr 2015. |
| Including | : | Micropolymorphina (Genus) Loeblich & Tappan, 1986 | |
Ref: B.W. Hayward et al.: [29 Apr 2015] (Loeblich & Tappan, 1987). |