Concise hierarchy

(Kingdom) Animalia - (Phylum) Arthropoda

Phylogeny

Paraphyletic/Ancestral (para)

Ref: J.M. Mallatt et al., 2004: 188.

Current position

Arthropoda (Phylum) Siebold, 1848

Ref: M.A. Ruggiero et al., 2015b: 37.

Alternative positions

Pan-Crustacea ([unranked])

Ref: J.W. Martin & G.E. Davis, 2001: 12. [indirect]

Historical positions

Arthropoda (Phylum) Siebold, 1848	Ref: T. Rees et al., 2020: table 2 (p. 130).
Arthropoda (Phylum) Siebold, 1848	Ref: M.A. Ruggiero et al., 2015b: 37.
Arthropoda (Phylum) Siebold, 1848	Ref: Z.-Q. Zhang, 2013: 19.
Arthropoda (Phylum) Siebold, 1848	Ref: Z.-Q. Zhang, 2011: 100.
Mandibulata ([unranked])	Ref: E.E. Ruppert et al., 2004: 605-701, fig. 16.15.
Arthropoda (Phylum) Siebold, 1848	Ref: J.W. Martin & G.E. Davis, 2001: 12-15; [1].
Arthropoda (Phylum) Siebold, 1848	Ref: C. Nielsen, 1995
Arthropoda (Phylum) Siebold, 1848	Ref: 1995
Arthropoda (Phylum) Siebold, 1848	Ref: R.C. Brusca & G.J. Brusca, 1990: 595-666; 4.
Arthropoda (Phylum) Siebold, 1848	Ref: H.W. Levi, 1982: 173-174.

Number of Subtaxa

2024	Available in Systema Naturae 2000	†1c
1989-present	Systema Naturae 2000	[6c;47o];6350g;38,732s; †2500g
2020	T. Rees et al.: table 2 (p. 130)	21,140*ng;13,507[-17,121]*g; †25.4%g
2013	Z.-Q. Zhang: 19	73,141*[67,735]s; †5,406s
2011	Z.-Q. Zhang: 100 (footnote 32)	1,003f;9,522g;66,914s
2001	J.W. Martin & G.E. Davis: [1]	6c;42[47]o;849f;~52,000s
1997	TAMU	6,350g38,732s; †2,500g
1990	R.C. Brusca & G.J. Brusca	~32,000s
1982	H.W. Levi	[1c];8[7]sc;[34o;583f]