Statements (17)
Predicate | Object |
---|---|
gptkbp:instanceOf |
jawless fish
extinct order |
gptkbp:affiliatedWith |
gptkb:Osteostraci
|
gptkbp:characteristic |
dorsoventrally flattened body
armored head shield lacked jaws |
gptkbp:discoveredIn |
gptkb:Europe
gptkb:North_America |
gptkbp:fossilRange |
gptkb:Devonian
gptkb:Silurian |
https://www.w3.org/2000/01/rdf-schema#label |
Cephalaspidida
|
gptkbp:notableMember |
gptkb:Cephalaspis
|
gptkbp:phylum |
gptkb:Chordata
|
gptkbp:status |
extinct
|
gptkbp:taxonRank |
gptkb:state_order
|
gptkbp:bfsParent |
gptkb:Osteostraci
|
gptkbp:bfsLayer |
6
|