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Taxon:
Superclass
Agnatha
Haeckel, 1895
(fish)
Taxa
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Hierarchy
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Entity:
Vertebrata (Subphylum) - vertebrates
..[Agnatha] (Class)
..[Agnatha] (Infraphylum)
..[Amniota] (Cohort)
..†Anatolepis (Genus)
..†Conodonta (Superclass) - conodonts
..Cyclostomata (Class)
..[†Dinosauria] (Class)
..[Elasmobranchiomorphi] (Class)
..[Gnathostomata] (Infraphylum) - jawed vertebrates
..[Homotherma] (Superclass)
..[†Ichnites] (Class) - trace fossils
..Myopterygii - myopterygians
..†Pteraspidomorphi (Superclass)
..[Reptilia] (Superclass)
..[Agnatha] (Superclass)
....[†Cephalaspida] (Class)
....[†Diplorhina] (Class)
....[Monorhina] (Class)
....[†Ostracodermata] (Class)
....[†Ostracodermi] (Class)
Concise hierarchy
(Kingdom)
Animalia
-
(Phylum)
Chordata
Current position
Vertebrata
(Subphylum)
Cuvier, 1812
Ref:
R.C. van Caenegem et al., 1980
: 307.
Alternative positions
Craniata
(Subphylum)
auct.
Historical positions
Vertebrates
(Clade)
(Lamarck, 1801)
Ref:
L.B. Halstead, 1993
: [573].
Vertebrata
(Subphylum)
Cuvier, 1812
Ref:
R.C. van Caenegem et al., 1980
: 307.
Vertebrata
(Subphylum)
Cuvier, 1812
Ref:
B. Grzimek et al., 1974
: 531.
Vertebrata
(Subphylum)
Cuvier, 1812
Ref:
L.B. Halstead, 1974
: 171.
Number of Subtaxa
1989-present
Systema Naturae 2000
[1c; †1c]
1980
R.C. van Caenegem et al.
: 307
[1c; †1c]
©2004-2024 Universal Taxonomic Services
Last updated:
1 Feb 2024