Osteichthyes
E41399
Osteichthyes is a vast taxonomic group of bony fishes characterized by skeletons primarily composed of bone rather than cartilage, encompassing both ray-finned and lobe-finned fishes.
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
clade
ⓘ
superclass ⓘ taxon ⓘ |
| commonName | bony fishes ⓘ |
| contrastsWith |
Chondrichthyes
ⓘ
jawless fishes ⓘ |
| distinguishedFrom | cartilaginous fishes ⓘ |
| estimatedSpeciesNumber | over 30000 described species ⓘ |
| hasBodyTemperatureRegulation | mostly ectothermic ⓘ |
| hasCharacteristic |
gills used for respiration
ⓘ
mostly external fertilization in many species ⓘ paired fins usually present ⓘ presence of bony operculum covering gills ⓘ presence of ossified endoskeleton ⓘ scales often present ⓘ skeleton primarily composed of bone ⓘ terminal or subterminal mouth ⓘ usually possess swim bladder ⓘ |
| hasCirculatorySystem | closed circulatory system ⓘ |
| hasDiversity | most species-rich group of vertebrates ⓘ |
| hasEcologicalRole |
important predators in aquatic ecosystems
ⓘ
important prey for many animals ⓘ key components of aquatic food webs ⓘ |
| hasEconomicImportance |
important in aquaculture
ⓘ
important in aquarium trade ⓘ important in commercial fisheries ⓘ major source of human food ⓘ |
| hasExtantMembers | yes ⓘ |
| hasFossilRecordFrom |
Silurian
ⓘ
surface form:
Silurian period
|
| hasHeartChambers | two-chambered heart in most species ⓘ |
| hasMajorHabitat |
freshwater environments
ⓘ
marine environments ⓘ |
| hasReproductiveMode |
oviparity
ⓘ
ovoviviparity ⓘ viviparity ⓘ |
| hasRespiratoryOrgan | gills ⓘ |
| hasSubgroup | Tetrapodomorpha ⓘ |
| includes |
Actinopterygii
ⓘ
Sarcopterygii ⓘ coelacanths ⓘ lobe-finned fishes ⓘ lungfishes ⓘ ray-finned fishes ⓘ teleosts ⓘ |
| isPartOf |
Gnathostomata
ⓘ
jawed vertebrates ⓘ |
| kingdom | Animalia ⓘ |
| mayHaveAccessoryRespiration | lungs in some Sarcopterygii ⓘ |
| phylum | Chordata ⓘ |
| subphylum | Vertebrata ⓘ |
| taxonRank | superclass ⓘ |
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.