Concise hierarchy

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

Subsequent positions

Hystricognathi (Infraorder) Tullberg, 1899

Original entries

Chaetomyinae (Subfamily) Thomas, 1897
Erethizontinae (Subfamily) Bonaparte, 1845

Current position

Erethizontoidea (Superfamily) Bonaparte, 1845

Ref: C.J. Burgin et al., 2020: table 2 (p. 27).

Alternative positions

Hystricognathi (Infraorder) Tullberg, 1899	Ref: D.E. Wilson & D.M. Reeder, 2011: 58.
Hystricognathi (Suborder) Tullberg, 1899	Ref: C.A. Woods, 1993: 775.
Rodentia (Order) Bowdich, 1821	Ref: G.B. Corbet & J.E. Hill, 1991: 200.

Historical positions

Erethizontoidea (Superfamily) Bonaparte, 1845	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: 192.
Hystricognathi (Suborder) Tullberg, 1899	Ref: C.A. Woods, 1993: 775; 7.
Rodentia (Order) Bowdich, 1821	Ref: G.B. Corbet & J.E. Hill, 1991: 200.
Erethizontoidea (Superfamily) Bonaparte, 1845	Ref: R.L. Carroll, 1988: 639.
Erethizontoidea (Superfamily) Bonaparte, 1845	Ref: A.F. DeBlase, 1982: 1051; 1050.
Hystricomorpha (Suborder) Brandt, 1855	Ref: T.I. Storer et al., 1979
Erethizontoidea (Superfamily) Bonaparte, 1845	Ref: I. Eibl-Eibesfeldt et al., 1974: 595.

Number of Subtaxa

2024	Available in Systema Naturae 2000	3g;12s; ‡1s; †7g
1989-present	Systema Naturae 2000	[3g;12s; ‡1s; †7g]
2011	D.E. Wilson & D.M. Reeder: 58	5g;16s
1997	M.C. McKenna & S.K. Bell	[3g; †7g]
1993	C.A. Woods	4g;12[11]s; ‡[1s]
1991	G.B. Corbet & J.E. Hill	[4g];~10s
1982	A.F. DeBlase	2sf;4g;8s