Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata - (Class) Mammalia - (Order) Rodentia

Original position

Questionably Hystricognathi (Infraorder) Tullberg, 1899

Original entries

Questionably †Epiphiomys (Genus) Lavocat, 1973
Questionably †Gaudeamus (Genus) Wood, 1968
Questionably †Kochalia (Genus) de Bruijn, 1986
Questionably †Paraulacodus (Genus) Hinton, 1933
Questionably †Sacaresia (Genus) Hugueney & Adrover, 1991

Subsequent entries

†Paraphiomys (Genus) Andrews, 1914
Thryonomys (Genus) Fitzinger, 1867

Current position

Thryonomyoidea (Superfamily) Pocock, 1922

Ref: R.L. Carroll, 1988: 638.

Alternative positions

Hystricognathi (Infraorder) Tullberg, 1899	Ref: C.J. Burgin et al., 2020: table 2 (p. 27).
Hystricognathi (Suborder) Tullberg, 1899	Ref: C.A. Woods, 1993: 775.
Octodontoidea (Superfamily) Waterhouse, 1839	Ref: A.F. DeBlase, 1982: 1054.
Petromuroidea (Superfamily) Tullberg, 1899	Ref: I. Eibl-Eibesfeldt et al., 1974: 592.
Rodentia (Order) Bowdich, 1821	Ref: G.B. Corbet & J.E. Hill, 1991: 207.

Historical positions

Hystricognathi (Infraorder) Tullberg, 1899	Ref: C.J. Burgin et al., 2020: table 2 (p. 27).
Hystricognathi (Infraorder) Tullberg, 1899	Ref: D.E. Wilson & D.M. Reeder, 2011: 58.
Hystricognathi (Infraorder) Tullberg, 1899	Ref: M.C. McKenna & S.K. Bell, 1997: 194.
Hystricognathi (Suborder) Tullberg, 1899	Ref: C.A. Woods, 1993: 775; 7.
Rodentia (Order) Bowdich, 1821	Ref: G.B. Corbet & J.E. Hill, 1991: 207.
Thryonomyoidea (Superfamily) Pocock, 1922	Ref: R.L. Carroll, 1988: 638.
Octodontoidea (Superfamily) Waterhouse, 1839	Ref: A.F. DeBlase, 1982: 1054; 1051.
Petromuroidea (Superfamily) Tullberg, 1899	Ref: I. Eibl-Eibesfeldt et al., 1974: 592.

Number of Subtaxa

2024	Available in Systema Naturae 2000	1g;2s; †6g
1989-present	Systema Naturae 2000	[1g;2s; †6g]
2011	D.E. Wilson & D.M. Reeder: 58	1g;2s
1997	M.C. McKenna & S.K. Bell	[1g; †6g]
1993	C.A. Woods	1g;2s
1991	G.B. Corbet & J.E. Hill	[1g];~2s
1982	A.F. DeBlase	1g;2s