Entity:

Concise hierarchy

Subsequent positions

Ref: R.M. Schoch, 1984: 2, 9.

Ref: R.M. Schoch, 1984: table 3. [new position]

Ref: M.C. McKenna & S.K. Bell, 1997: 220.

†*Metacheiromyidae* (Family) Wortman, 1903	Ref: T.J. Gaudin et al., 2009: abstract. [implicit]
†*Metacheiromyidae* (Family) Wortman, 1903	Ref: M.C. McKenna & S.K. Bell, 1997: 220.
†*Metacheiromyidae* (Family) Wortman, 1903	Ref: B. Gardiner et al., 1989: 303.
†*Metacheiromyinae* (Subfamily) Wortman, 1903	Ref: R.M. Schoch, 1984: 2-3, 5-8, 9, table 3. [new position]

2026	Available in Systema Naturae 2000	†2s
1989-present	Systema Naturae 2000	†2s
1984	R.M. Schoch: table 3	†2s