Statements (20)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
extinct class of echinoderms
|
| gptkbp:characteristic |
calcareous plates
pore structures for respiration stalked echinoderms |
| gptkbp:discoveredBy |
gptkb:Eichwald,_1840
|
| gptkbp:endangeredStatus |
extinct
|
| gptkbp:firstAppearance |
gptkb:Ordovician_period
|
| gptkbp:fossilRange |
Ordovician to Devonian
|
| gptkbp:habitat |
marine environments
|
| https://www.w3.org/2000/01/rdf-schema#label |
Cystoidea
|
| gptkbp:kingdom |
gptkb:Animalia
|
| gptkbp:lastAppearance |
gptkb:Devonian_period
|
| gptkbp:notableSite |
gptkb:Europe
gptkb:North_America |
| gptkbp:phylum |
gptkb:Echinodermata
|
| gptkbp:relatedTo |
gptkb:Crinoidea
|
| gptkbp:shape |
pentaradial
|
| gptkbp:subfamily |
gptkb:Blastozoa
|
| gptkbp:bfsParent |
gptkb:cystoids
|
| gptkbp:bfsLayer |
6
|