Statements (26)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:subfamily
gptkb:species |
| gptkbp:characteristic |
absence of palatine bone
arciferal pectoral girdle free vertebrae unique reproductive features |
| gptkbp:commonName |
primitive frogs
|
| gptkbp:containsGenus |
gptkb:Pipidae
gptkb:Alytidae gptkb:Bombinatoridae gptkb:Megophryidae gptkb:Discoglossidae gptkb:Rhinophrynidae Ascaphidae Leiopelmatidae Pelodytidae |
| gptkbp:distinctiveFeature |
primitive anatomical features
|
| gptkbp:distribution |
worldwide
|
| gptkbp:firstAppearance |
Jurassic
|
| gptkbp:numberOfSpecies |
about 300
|
| gptkbp:parent |
gptkb:Anura
|
| gptkbp:partOf |
gptkb:Anura
|
| gptkbp:rank |
gptkb:subfamily
|
| gptkbp:bfsParent |
gptkb:Bombinatoridae
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Archaeobatrachia
|