Concise hierarchy

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

Subsequent positions

Thomasomyini (Tribe) Steadman & Ray, 1982

Current position

Thomasomyini (Tribe) Steadman & Ray, 1982

Ref: M.C. McKenna & S.K. Bell, 1997: 145.

Alternative positions

Hesperomyinae (Subfamily) Murray, 1866	Ref: G.B. Corbet & J.E. Hill, 1991: 153.
Hesperomyini (Tribe)	Ref: A.F. DeBlase, 1982: 1048.
Sigmodontinae (Subfamily) Wagner, 1843	Ref: G.G. Musser & M.D. Carleton, 1993: 749.

Historical positions

Thomasomyini (Tribe) Steadman & Ray, 1982	Ref: M.C. McKenna & S.K. Bell, 1997: 145-146.
Sigmodontinae (Subfamily) Wagner, 1843	Ref: G.G. Musser & M.D. Carleton, 1993: 749.
Hesperomyinae (Subfamily) Murray, 1866	Ref: G.B. Corbet & J.E. Hill, 1991: 153.
Hesperomyini (Tribe)	Ref: S.P. Parker, 1982: 1048.
Muridae (Family) Batsch, 1788	Ref: A.F. DeBlase, 1982: 411. [alternative position] [assumed]

Number of Subtaxa

2024	Available in Systema Naturae 2000	25s
1989-present	Systema Naturae 2000	[25s]
1993	G.G. Musser & M.D. Carleton	[25s]
1991	G.B. Corbet & J.E. Hill	[25s]
1982	A.F. DeBlase	25s