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gptkbp:instance_of
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gptkb:mythological_figure
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gptkbp:bfsLayer
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4
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gptkbp:bfsParent
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gptkb:Brachaucheninae
gptkb:Pliosaurinae
gptkb:Elasmosaurinae
gptkb:Plesiosauridae
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gptkbp:behavior
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Solitary or small groups
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gptkbp:body_style
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Flipper-like limbs
Hydrodynamic body
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gptkbp:caused_by
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gptkb:Cretaceous–_Paleogene_extinction_event
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gptkbp:characteristics
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Long neck
Small head
Broad body
Four flippers
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gptkbp:color
|
Unknown, likely varied
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gptkbp:cultural_representation
|
Featured in popular media
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gptkbp:cultural_significance
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Key to understanding marine reptile diversity
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gptkbp:diet
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gptkb:product
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gptkbp:era
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Mesozoic
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gptkbp:first_appearance
|
Late Triassic
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gptkbp:fossil_record
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gptkb:Burgess_Shale
gptkb:Solnhofen_Limestone
gptkb:Oxford_Clay
Worldwide
Kimmeridge Clay
Chalk Formation
Important for understanding marine reptile evolution
First discovered in the early 19th century
Rich fossil record available.
Study of their ecology and life history
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gptkbp:habitat
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gptkb:beach
|
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gptkbp:has_member
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gptkb:Long-necked_plesiosaurs
gptkb:Short-necked_plesiosaurs
|
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gptkbp:headcount
|
Strong jaws
Flat skull
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|
https://www.w3.org/2000/01/rdf-schema#label
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Plesiosaurids
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gptkbp:last_appearance
|
Late Cretaceous
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gptkbp:length
|
Up to 15 meters
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gptkbp:mouth
|
Conical teeth
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gptkbp:mythology
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Associated with Loch Ness Monster
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gptkbp:notable_species
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gptkb:mythological_figure
gptkb:Cryptoclidus
gptkb:Elasmosaurus
gptkb:Muraenosaurus
Trinacromerum
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gptkbp:related_to
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gptkb:Nothosaurs
gptkb:Ichthyosaurs
gptkb:Mosasaurs
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|
gptkbp:reproduction
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Oviparous
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|
gptkbp:research
|
Paleontology
Ongoing studies on morphology and behavior
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|
gptkbp:scientific_classification
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gptkb:dinosaur
gptkb:Sauropterygia
gptkb:mythological_figure
|
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gptkbp:speed
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Undulating motion
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gptkbp:tail_type
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Short tail
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gptkbp:type
|
gptkb:dinosaur
|
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gptkbp:wildlife
|
Ambush predator
End of the Cretaceous
|