Entity:

Concise hierarchy

Subsequent positions

Ref: C. Aria et al., 2020: [1].

Ref: C. Aria et al., 2020: [1]. [new position]

Ref: X.-G. Hou et al., 2004: 215.

†*Jianfengiidae* (Family) Aria, Zhao, Zeng, Guo & Zhu, 2020	Ref: C. Aria et al., 2020: [1], fig. S4. [new position]
†*Dinocaridida* (Class) Collins, 1996	Ref: J. Bergström & X.-G. Hou, 2003: fig. 7. [rough position]

2024	Available in Systema Naturae 2000	†1s
1989-present	Systema Naturae 2000: 5 Dec 2020	[; †1s]
2020	C. Aria et al.: [1]	[; †1s]