Concise hierarchy

(Kingdom) Animalia - (Phylum) Arthropoda

Current position

†Trilobitomorpha (Superclass) Størmer, 1944

Ref: B. Mayers et al., 2019(2018) [new position]

Alternative positions

Arthropoda (Phylum) Siebold, 1848	Ref: J.J. Sepkoski Jr., 2002: 170.
†Artiopoda (Subphylum) Hou & Bergström, 1997	Ref: R. Lerosey-Aubril et al., 2017: fig. 6.
†Trilobita (Infraphylum) Walch, 1771	Ref: J.J. Sepkoski Jr., 2002 [indirect]
†Trilobitomorpha (Subphylum) Størmer, 1944	Ref: J.M. Adrain, 2011: 104.
†Trilobitomorpha (Superclass) Størmer, 1944, stat. inval.	Ref: R.S. Boardman et al., 1987

Subsequent positions

†Trilobitomorpha (Superclass) Størmer, 1944

Ref: B. Mayers et al., 2019(2018)

Historical positions

†Trilobitomorpha (Superclass) Størmer, 1944	Ref: B. Mayers et al., 2019(2018) [new position]
†Artiopoda (Subphylum) Hou & Bergström, 1997	Ref: R. Lerosey-Aubril et al., 2017: fig. 6; 10.
†Trilobitomorpha (Subphylum) Størmer, 1944	Ref: J.M. Adrain, 2011: 104.
Arthropoda (Phylum) Siebold, 1848	Ref: J.J. Sepkoski Jr., 2002: 170 (TREATISE Part O, 1959).
Arthropoda (Phylum) Siebold, 1848	Ref: S. Bengtson, 1992: table 23.5 (p. 1022). [indirect]
†Trilobitomorpha (Superclass) Størmer, 1944, stat. inval.	Ref: R.S. Boardman et al., 1987

Number of Subtaxa

2023	Available in Systema Naturae 2000	†11o;165f;593g;90s;6ss
1989-present	Systema Naturae 2000: 30 Nov 2020	[; †11o;165f]
2011	J.M. Adrain: 104 (footnote 1)	†12[11]o;165f;3,725g;19,606s