Hydrozoa
E90934
Hydrozoa is a diverse class of mostly marine cnidarians that includes hydras, many colonial and medusa-forming species, and some bioluminescent organisms.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Hydroidolina | 1 |
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
class
ⓘ
cnidarian ⓘ taxon ⓘ |
| bodyPlan | diploblastic ⓘ |
| characteristicFeature |
cnidocytes
ⓘ
nematocysts ⓘ |
| commonName | hydrozoans ⓘ |
| describedByTaxonAuthor | Gaston de Lacaze-Duthiers ⓘ |
| describedInYear | 1853 ⓘ |
| distribution | worldwide oceans ⓘ |
| ecologicalRole |
benthic predator
ⓘ
planktonic predator ⓘ |
| etymology | from Greek "hydro" meaning water and "zoon" meaning animal ⓘ |
| feedingType | carnivorous ⓘ |
| greenFluorescentProteinSource | Aequorea victoria ⓘ |
| hasBodyCavity | gastrovascular cavity ⓘ |
| hasLifeStage |
medusa
ⓘ
polyp ⓘ |
| hasMember |
Aequorea victoria
ⓘ
Anthoathecata ⓘ Hydra ⓘ Hydractinia echinata ⓘ Hydrozoa self-linksurface differs ⓘ
surface form:
Hydroidolina
Leptothecata ⓘ Obelia ⓘ Physalia physalis ⓘ Siphonophorae ⓘ Trachylinae ⓘ Turritopsis dohrnii ⓘ Velella velella ⓘ |
| hasTissueLayer |
ectoderm
ⓘ
endoderm ⓘ |
| includes |
bioluminescent organisms
ⓘ
colonial species ⓘ hydras ⓘ medusa-forming species ⓘ |
| kingdom | Animalia ⓘ |
| languageOfName | Greek ⓘ |
| locomotion |
jet propulsion in medusae
ⓘ
passive drifting ⓘ |
| notableFor |
alternation of generations
ⓘ
bioluminescence ⓘ complex colonial organization ⓘ |
| phylum | Cnidaria ⓘ |
| reproductionType |
asexual reproduction
ⓘ
sexual reproduction ⓘ |
| subphylum | Medusozoa ⓘ |
| symmetry | radial symmetry ⓘ |
| taxonRank | class ⓘ |
| typicalHabitat |
freshwater
ⓘ
marine environment ⓘ |
| uses |
model organisms in developmental biology
ⓘ
source of green fluorescent protein ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.