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Taxon:
Family
Hydridae
Dana, 1846
(invertebrate)
Taxa
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Hierarchy
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Entity:
Capitata (Suborder)
..Acaulidae (Family)
..Candelabridae (Family)
..Cladocorynidae (Family)
..Cladonematidae (Family)
..Corymorphidae (Family)
..Corynidae (Family)
..Eleutheriidae (Family)
..Halocordylidae (Family)
..Margelopsidae (Family)
..Milleporidae (Family)
..Moerisiidae (Family)
..Pennariidae (Family)
..Polyorchidae (Family)
..Porpitidae (Family)
..Protohydridae (Family)
..Tubulariidae (Family)
..Velellidae (Family)
..Zancleidae (Family)
..Hydridae (Family)
....Chlorohydra (Genus)
....Hydra (Genus)
....Pelmatohydra (Genus)
Concise hierarchy
(Kingdom)
Animalia
-
(Phylum)
Cnidaria
-
(Class)
Hydrozoa
-
(Order)
Anthoathecatae
Subsequent entries
Hydra
(Genus)
Linnaeus, 1758
Current position
Capitata
(Suborder)
Kühn, 1913 () sensu stricto
Ref:
D.F. Dunn, 1982
: 677.
[indirect]
Alternative positions
Anthomedusae
(Suborder)
Ref:
D.F. Dunn, 1982
: 677.
Hydroida
(Order)
Johnston, 1836
Ref:
B.C. Das, 2007
: 20.
Historical positions
Hydroida
(Order)
Johnston, 1836
Ref:
B.C. Das, 2007
: 20.
Anthomedusae
(Suborder)
Ref:
D.F. Dunn, 1982
: 677.
Number of Subtaxa
2026
Available in Systema Naturae 2000
3g;14s
1989-present
Systema Naturae 2000
3g
1982
D.F. Dunn
: 677
3g
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Last updated:
28 Aug 2026