Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
prehistoric fish family
|
| gptkbp:characteristic |
sexual dimorphism
tooth plates reduced armor viviparity |
| gptkbp:class |
gptkb:Placodermi
|
| gptkbp:describedBy |
gptkb:Louis_Agassiz
|
| gptkbp:describedYear |
1843
|
| gptkbp:distribution |
worldwide (Devonian seas)
|
| gptkbp:extinct |
true
|
| gptkbp:fossilRange |
gptkb:Devonian
|
| https://www.w3.org/2000/01/rdf-schema#label |
Ptyctodontidae
|
| gptkbp:kingdom |
gptkb:Animalia
|
| gptkbp:notableMember |
gptkb:Materpiscis
gptkb:Austroptyctodus gptkb:Campbellodus gptkb:Ctenurella gptkb:Ptyctodus |
| gptkbp:order |
gptkb:Ptyctodontida
|
| gptkbp:phylum |
gptkb:Chordata
|
| gptkbp:taxonRank |
gptkb:family
|
| gptkbp:bfsParent |
gptkb:Materpiscis
gptkb:Materpiscis_attenboroughi |
| gptkbp:bfsLayer |
6
|