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gptkbp:instanceOf
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extinct class of jawed fishes
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gptkbp:causeOfExtinction
|
unknown, possibly competition with other fishes
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gptkbp:characteristic
|
spines supporting fins
scales similar to those of sharks
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gptkbp:class
|
gptkb:Acanthodii
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gptkbp:commonName
|
gptkb:spiny_sharks
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gptkbp:diet
|
carnivorous
planktivorous
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gptkbp:discoveredBy
|
first described in 19th century
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gptkbp:distinctiveFeature
|
rows of spines along body
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gptkbp:endangeredStatus
|
extinct
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gptkbp:firstAppearance
|
gptkb:Silurian_period
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gptkbp:fossil
|
worldwide
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gptkbp:habitat
|
gptkb:marine
freshwater
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|
https://www.w3.org/2000/01/rdf-schema#label
|
Acanthodians
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gptkbp:importantFor
|
early jawed vertebrates
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gptkbp:kingdom
|
gptkb:Animalia
|
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gptkbp:lastAppearance
|
gptkb:Early_Permian_period
|
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gptkbp:notableGenus
|
gptkb:Acanthodes
gptkb:Climatius
gptkb:Diplacanthus
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|
gptkbp:phylum
|
gptkb:Chordata
|
|
gptkbp:range
|
few centimeters to over 2 meters
|
|
gptkbp:relatedTo
|
gptkb:cartilaginous_fishes
bony fishes
|
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gptkbp:shape
|
streamlined
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gptkbp:skeletonType
|
mainly cartilaginous
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gptkbp:structure
|
multiple pairs of fins with spines
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gptkbp:subfamily
|
gptkb:Vertebrata
|
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gptkbp:bfsParent
|
gptkb:Europe_(fossil_record)
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gptkbp:bfsLayer
|
6
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