Statements (17)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:jawless_fish
gptkb: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 |
| gptkbp:notableMember |
gptkb:Cephalaspis
|
| gptkbp:phylum |
gptkb:Chordata
|
| gptkbp:status |
extinct
|
| gptkbp:taxonRank |
gptkb:state_order
|
| gptkbp:bfsParent |
gptkb:Osteostraci
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Cephalaspidida
|