Superfamily Brachionoidea
Parent taxon: Monogonata according to R. V. Southcott and R. T. Lange 1971
Sister taxa: none
Subtaxa: Keratella
Distribution: found only at Maslin Beach (Eocene of Australia)
Parent taxon: Monogonata according to R. V. Southcott and R. T. Lange 1971
Sister taxa: none
Subtaxa: Keratella
Distribution: found only at Maslin Beach (Eocene of Australia)