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Monotypic taxon: Superclass †Pteraspidomorphi Goodrich, 1909 (fish)
 Entity: 

Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata

Current position

Vertebrata (Subphylum) Cuvier, 1812 Ref: J.S. Nelson, 2006: 28. [implicit]

Alternative positions

Vertebrata (Clade) (Lamarck, 1801) Ref: J.S. Nelson, 2006: 16.

Historical positions

Vertebrata (Clade) (Lamarck, 1801) Ref: J.S. Nelson, 2006: 16, 28, fig. (p. 20).

Number of Subtaxa

2024 Available in Systema Naturae 2000 †1c;12o;14f;52g;2s
1989-present Systema Naturae 2000 [; †1c;11o]
2006 J.S. Nelson: 27 [; †1c]
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Last updated: 1 Feb 2024