Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
extinct class of jawless fish
|
| gptkbp:characteristic |
dorsoventrally flattened body
jawless bony armor paired branchial openings |
| gptkbp:class |
gptkb:Heterostraci
|
| gptkbp:describedBy |
gptkb:Edward_Drinker_Cope
|
| gptkbp:discoveredIn |
19th century
|
| gptkbp:extinct |
true
|
| gptkbp:fossilRange |
Silurian to Devonian
|
| https://www.w3.org/2000/01/rdf-schema#label |
Heterostraci
|
| gptkbp:kingdom |
gptkb:Animalia
|
| gptkbp:notableMember |
gptkb:Cyathaspis
gptkb:Drepanaspis gptkb:Pteraspis |
| gptkbp:order |
gptkb:Amphiaspidiformes
gptkb:Cyathaspidiformes gptkb:Pteraspidiformes gptkb:Tessellata |
| gptkbp:phylum |
gptkb:Chordata
|
| gptkbp:relatedTo |
gptkb:Anaspida
gptkb:Osteostraci |
| gptkbp:residesIn |
marine environments
freshwater environments |
| gptkbp:subfamily |
gptkb:Vertebrata
|
| gptkbp:taxonRank |
gptkb:class
|
| gptkbp:bfsParent |
gptkb:Ostracoderms
|
| gptkbp:bfsLayer |
5
|