|
gptkbp:instanceOf
|
gptkb:extinct_class_of_jawed_fishes
|
|
gptkbp:causeOfExtinction
|
unknown, possibly competition with other fishes
|
|
gptkbp:characteristic
|
spines supporting fins
scales similar to those of sharks
|
|
gptkbp:class
|
gptkb:Acanthodii
|
|
gptkbp:commonName
|
gptkb:spiny_sharks
|
|
gptkbp:diet
|
carnivorous
planktivorous
|
|
gptkbp:discoveredBy
|
first described in 19th century
|
|
gptkbp:distinctiveFeature
|
rows of spines along body
|
|
gptkbp:endangeredStatus
|
extinct
|
|
gptkbp:firstAppearance
|
gptkb:Silurian_period
|
|
gptkbp:fossil
|
worldwide
|
|
gptkbp:habitat
|
gptkb:marine
freshwater
|
|
gptkbp:importantFor
|
early jawed vertebrates
|
|
gptkbp:kingdom
|
gptkb:Animalia
|
|
gptkbp:lastAppearance
|
gptkb:Early_Permian_period
|
|
gptkbp:notableGenus
|
gptkb:Acanthodes
gptkb:Climatius
gptkb:Diplacanthus
|
|
gptkbp:phylum
|
gptkb:Chordata
|
|
gptkbp:range
|
few centimeters to over 2 meters
|
|
gptkbp:relatedTo
|
gptkb:cartilaginous_fishes
bony fishes
|
|
gptkbp:shape
|
streamlined
|
|
gptkbp:skeletonType
|
mainly cartilaginous
|
|
gptkbp:structure
|
multiple pairs of fins with spines
|
|
gptkbp:subfamily
|
gptkb:Vertebrata
|
|
gptkbp:bfsParent
|
gptkb:Lower_Jurassic
|
|
gptkbp:bfsLayer
|
8
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Acanthodians
|