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Clade:
Ctenosquamata
- ctenosquamates
(fish)
Taxa
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Hierarchy
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Entity:
[Eurypterygii] ([unranked]) - eurypterygians
..[Cyclosquamata] (Superorder)
..[Ctenosquamata] ([unranked]) - ctenosquamates
....[Acanthomorpha] ([unranked]) - spiny-rayed fishes
....[Scopelomorpha] (Superorder)
Concise hierarchy
(Kingdom)
Animalia
-
(Phylum)
Chordata
-
(Class)
Actinopteri
Current position
Eurypterygii
([unranked])
Rosen, 1973
Ref:
J.S. Nelson et al., 2016
: 276.
Historical positions
Eurypterygii
([unranked])
Rosen, 1973
Ref:
J.S. Nelson et al., 2016
: 276, fig. (p. 264).
Eurypterygii
([unranked])
Rosen, 1973
Ref:
J.S. Nelson, 2006
: 223, fig. (p. 207).
Number of Subtaxa
2016
J.S. Nelson et al.
: 526
[41o;316f; †2o]
2006
J.S. Nelson
: 458
[21o;313f]
©2004-2025 Universal Taxonomic Services
Last updated:
21 Sep 2025