Statements (21)
Predicate | Object |
---|---|
gptkbp:instanceOf |
extinct order of jawless fishes
|
gptkbp:class |
gptkb:Pteraspidomorphi
|
gptkbp:containsFamily |
Ariaspidae
Ctenaspidae Cyathaspididae Poraspididae |
gptkbp:describedBy |
gptkb:Traquair
|
gptkbp:describedYear |
1899
|
gptkbp:endangeredStatus |
extinct
|
gptkbp:fossilRange |
Silurian to Devonian
|
https://www.w3.org/2000/01/rdf-schema#label |
Cyathaspidiformes
|
gptkbp:kingdom |
gptkb:Animalia
|
gptkbp:notableFeature |
jawless
armored head shields |
gptkbp:phylum |
gptkb:Chordata
|
gptkbp:relatedTo |
gptkb:Heterostraci
|
gptkbp:residesIn |
marine environments
|
gptkbp:subclassOf |
gptkb:Heterostraci
|
gptkbp:typeSpecies |
Cyathaspis ludensis
|
gptkbp:bfsParent |
gptkb:Heterostraci
|
gptkbp:bfsLayer |
6
|