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Hydrozoa

Hydrozoa (hydrozoans; from Ancient Greek ὕδωρ (húdōr) 'water' and ζώα (zóa) 'animals'), also called hydroids are a taxonomic class of individually very small, predatory animals, some solitary and some colonial, most of which inhabit saline water. The colonies of the colonial species can be large, and in some cases the specialized individual animals…

Systematics and evolution, Anatomy & Life cycle

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Systematics and evolution

VendianSystematicsOrdersHydroidaParaphyletic
39 related topics

Anatomy

PolypoidMedusoidLife cyclesLiriopeStolon
14 related topics

Life cycle

DioeciousThecate hydrozoansGametesZygotesPlanula
11 related topics

Overview

Ancient GreekWaterTaxonomicClassPredatory
19 related topics

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Anatomy

Life cycle

Systematics and evolution

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Hydrozoa

Nodes88
Edges87
Triples74
Avg. degree1.98
Density0.022727
Components1

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Hydrozoa

Top relations

related to External links · 24
Hydrozoa → Aquascope, Bibcode, Bo Johannesson, Boero, Bouillon, Fauna, Gili, Gravili, Helena Samuelsson, Indien, Lars-Ove Loo, Les Hydraires, March, Martin Larsvik, Medel, Mediterranean Hydrozoa, Pagès, PDF, Réunion, S2
related to References · 20
Hydrozoa → Archived, Bilateria, Buddenbrockia, Cladistics, Classification, Endocnidozoa, Geneva, HTML, Hydrozoan Phylogeny, Hypša, Jan, Myxozoa, Natural History Museum, Peter, Polypodium, Schuchert, The, The Hydrozoa Directory, Václav, Zrzavý
related to Life cycle · 10
Hydrozoa → Colonial, Hydractinia, Hydroid, In, Medusae, Most, Obelia, Some, These, Zygotes
related to Other classifications · 6
Hydrozoa → Especially, Internet, Siphonophorae, Some, The, Though
related to Medusae · 5
Hydrozoa → Although, Most, Sometimes, Stinging, The
related to Systematics and evolution · 5
Hydrozoa → Hydrozoan, Precambrian, Several, The, Vendian
related to Anatomy · 4
Hydrozoa → For, Hydra, Liriope, Most

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Important terminology

hydrozoans polyps species tentacles colony also class siphonophorae colonial polyp limnomedusae medusae life medusoid hydrozoan stage may specialized hydroids classification

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Hydrozoarelated to AnatomyMost0.60section
Hydrozoarelated to AnatomyFor0.60section
Hydrozoarelated to AnatomyHydra0.60section
Hydrozoarelated to AnatomyLiriope0.60section
Hydrozoarelated to External linksBouillon0.60section
Hydrozoarelated to External linksMedel0.60section
Hydrozoarelated to External linksPagès0.60section
Hydrozoarelated to External linksGili0.60section
Hydrozoarelated to External linksBoero0.60section
Hydrozoarelated to External linksGravili0.60section
Hydrozoarelated to External linksFauna0.60section
Hydrozoarelated to External linksMediterranean Hydrozoa0.60section

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