Cnidaria
E15322
Cnidaria is a phylum of mostly marine animals, including jellyfish, corals, sea anemones, and hydras, characterized by radial symmetry and specialized stinging cells called cnidocytes.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cnidaria canonical | 21 |
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf | phylum ⓘ |
| alsoFoundIn | freshwater ⓘ |
| bodyForm |
medusa
ⓘ
polyp ⓘ |
| bodySymmetry | radial symmetry ⓘ |
| characterizedBy |
alternation of polyp and medusa stages
ⓘ
cnidocytes ⓘ diploblastic body plan ⓘ gastrovascular cavity ⓘ nematocysts ⓘ radial symmetry ⓘ single body opening ⓘ |
| commonName | cnidarians ⓘ |
| containsSymbioticAssociationsWith |
photosynthetic dinoflagellates
ⓘ
zooxanthellae ⓘ |
| domain |
Eukarya
ⓘ
surface form:
Eukaryota
|
| ecologicalRole |
habitat formation
ⓘ
predator ⓘ prey ⓘ reef building ⓘ |
| feedingMode |
carnivorous
ⓘ
suspension feeding ⓘ |
| fossilRecordExtendsBackTo |
Neoproterozoic Era
ⓘ
surface form:
Ediacaran
Precambrian ⓘ |
| germLayers | ectoderm and endoderm ⓘ |
| hasCirculatorySystem | absent ⓘ |
| hasExcretorySystem | absent ⓘ |
| hasNervousSystem | nerve net ⓘ |
| hasOrganLevelOrganization | false ⓘ |
| hasRespiratorySystem | absent ⓘ |
| hasTissueLevelOrganization | true ⓘ |
| includesClass |
Anthozoa
ⓘ
Cubozoa ⓘ Hydrozoa ⓘ Scyphozoa ⓘ Staurozoa ⓘ |
| includesOrganismType |
corals
ⓘ
hydras ⓘ jellyfish ⓘ sea anemones ⓘ |
| kingdom | Animalia ⓘ |
| larvalStage | planula larva ⓘ |
| notableFeature |
simple body organization
ⓘ
stinging tentacles ⓘ |
| primaryHabitat | marine ⓘ |
| reproductionMode |
asexual reproduction
ⓘ
sexual reproduction ⓘ |
| skeletonType | hydrostatic skeleton ⓘ |
| someHaveSkeletonType |
calcium carbonate exoskeleton
ⓘ
proteinaceous skeleton ⓘ |
Referenced by (21)
Full triples — surface form annotated when it differs from this entity's canonical label.