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Taxon: Order †Cyathaspidiformes (Kaier, 1930) (fish)
 Entity: 

Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata - (Class) Pteraspidomorphi

Current position

Heterostraci (Subclass) Lankester, 1868 Ref: J.S. Nelson, 2006: 29.

Historical positions

Heterostraci (Subclass) Lankester, 1868 Ref: J.S. Nelson, 2006: 29.

Number of Subtaxa

2023 Available in Systema Naturae 2000 †2f;48g
1989-present Systema Naturae 2000: 10 Feb 2019 [; †2f;48g]
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Last updated: 4 Aug 2022