Gnathostomata
E90195
Gnathostomata is a major clade of jawed vertebrates that includes most living fish, amphibians, reptiles, birds, and mammals.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Gnathostomata (jawed vertebrates) | 1 |
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
clade
ⓘ
jawed vertebrate group ⓘ taxon ⓘ |
| characteristic |
adaptive immune system with immunoglobulins
ⓘ
myelinated nerve fibers in most members ⓘ paired appendages ⓘ presence of jaws ⓘ |
| contains | most living vertebrate species ⓘ |
| distinguishedFrom | jawless vertebrates ⓘ |
| ecologicalRole | dominant vertebrate group in marine and terrestrial ecosystems ⓘ |
| evolvedFrom | Agnatha ⓘ |
| extantSubclade | Eugnathostomata ⓘ |
| firstAppearance |
Paleozoic era
ⓘ
Silurian ⓘ
surface form:
Silurian period
|
| hasFossilRecord | extensive ⓘ |
| hasSynapomorphy |
dentine-based teeth in most groups
ⓘ
movable jaws derived from anterior pharyngeal arches ⓘ paired pelvic and pectoral fins or limbs ⓘ three semicircular canals in inner ear ⓘ |
| hasTrait |
complex vertebral column
ⓘ
improved predatory capabilities compared to jawless vertebrates ⓘ mineralized skeleton in most lineages ⓘ well-developed sensory systems ⓘ |
| higherClassification |
Vertebrata
ⓘ
surface form:
Craniata
|
| includes |
Actinopterygii
ⓘ
Chondrichthyes ⓘ Osteichthyes ⓘ Sarcopterygii ⓘ Vertebrata ⓘ
surface form:
Tetrapoda
amphibians ⓘ birds ⓘ mammals ⓘ reptiles ⓘ |
| isExtant | true ⓘ |
| isPartOf | vertebrates ⓘ |
| kingdom | Animalia ⓘ |
| latinName | Gnathostomata ⓘ |
| majorityOfVertebrates | true ⓘ |
| nameMeaning | jawed mouths ⓘ |
| phylum | Chordata ⓘ |
| sisterGroup |
Agnatha
ⓘ
surface form:
Cyclostomata
|
| subdivision |
Acanthodii
ⓘ
Placodermi ⓘ |
| subphylum | Vertebrata ⓘ |
| taxonRank | infraphylum ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Gnathostomata (jawed vertebrates)