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

Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata

Current position

Pan-Gnathostomata (Clade) Downs 2020 Ref: R. van der Laan, 2018: 15; Downs, 2020: [669]; Nelson et al., 2016: fig. (p. 14). [indirect]

Alternative positions

Vertebrata (Infraphylum) Lamarck, 1801 Ref: R. van der Laan, 2018: 15; Nelson et al., 2016: fig. (p. 14).
Vertebrata ([unranked]) Lamarck, 1801 Ref: J.S. Nelson, 2006: 16.
Vertebrata (Subphylum) Cuvier, 1812 Ref: J.S. Nelson, 2006: 28. [implicit]

Historical positions

Vertebrata (Infraphylum) Lamarck, 1801 Ref: R. van der Laan, 2018: 15.
Vertebrata (Infraphylum) Lamarck, 1801 Ref: J.S. Nelson et al., 2016: 26, fig. (p. 14).
Vertebrata ([unranked]) Lamarck, 1801 Ref: J.S. Nelson, 2006: 16, 28, fig. (p. 20).

Number of Subtaxa

2026 Available in Systema Naturae 2000 †1c;9o;31f;134g;103s
1989-present Systema Naturae 2000: 23 Mar 2024 [; †1c;9o;31f]
2018 R. van der Laan: 19 [; †1c;10o;32f]
2016 J.S. Nelson et al.: 29 [; †1c;11o;8f]
2006 J.S. Nelson: 27 [; †1c]
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Last updated: 21 Sep 2025