Concise hierarchy

(Kingdom) Animalia - (Phylum) Arthropoda - (Class) Insecta

Current position

Polyorthoptera ([unranked])

Ref: D. Grimaldi & M.S. Engel, 2005: 193.

Alternative positions

Exopterygota (Division) Sharp, 1899
Hemimetabola (Division)	Ref: T.I. Storer et al., 1979: 589.
Insecta (Class) Linnaeus, 1758	Ref: Z.-Q. Zhang, 2013: 21.
Neoptera (Division) Martynov, 1923	Ref: R.W. Poole et al., 1997: 16.
Neoptera (Subclass) Martynov, 1923	Ref: R.S. Boardman et al., 1987
Orthopterodea (Superorder)	Ref: R.C. Brusca & G.J. Brusca, 1990
Orthopteroidea (Superorder)

Historical positions

Insecta (Class) Linnaeus, 1758	Ref: Z.-Q. Zhang, 2013: 21.
Insecta (Class) Linnaeus, 1758	Ref: Z.-Q. Zhang, 2011: 101.
Polyorthoptera ([unranked])	Ref: D. Grimaldi & M.S. Engel, 2005: 193, table 4.1, fig. 7.3.
Exopterygota (Division) Sharp, 1899	Ref: M. Chinery, 1997
Neoptera (Division) Martynov, 1923	Ref: R.W. Poole et al., 1997: 16.
Orthopterodea (Superorder)	Ref: R.C. Brusca & G.J. Brusca, 1990
Neoptera (Subclass) Martynov, 1923	Ref: R.S. Boardman et al., 1987
Orthopterodea (Superorder)	Ref: W.L. Brown Jr., 1982: 383-384.
Hemimetabola (Division)	Ref: T.I. Storer et al., 1979: 589.
Orthopteria (Superorder)	Ref: B. Grzimek, 1973-1975

Number of Subtaxa

2024	Available in Systema Naturae 2000	11f;66g;58s
1989-present	Systema Naturae 2000	3so;[11f];190g;1500s
2013	Z.-Q. Zhang: 21	1,982*[1,933]s; †49s
2011	Z.-Q. Zhang: 101	1,978s
1990	R.C. Brusca & G.J. Brusca	~1,100s
1982	W.L. Brown Jr.: 384	3so;[11f];190g;1500s
1979	T.I. Storer et al.	32f;1100s