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gptkbp:instanceOf
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gptkb:fish
gptkb:Sarcopterygii
class of vertebrates
脊椎动物
Superclass of fish
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gptkbp:alternativeName
|
Jawless_fish
Lobe-finned_fish
coelacanth
lobe-finned_fish
lungfish
placoderm
prehistoric_bird
prehistoric_fish
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gptkbp:bodyCovering
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scales
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gptkbp:bodyLength
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up to 2 meters
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gptkbp:characteristic
|
cosmoid scales (in some)
internal skeleton in fins
paired, fleshy, lobed fins
Cartilaginous skeleton
Lack jaws
No paired fins
No scales
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gptkbp:class
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gptkb:Sarcopterygii
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gptkbp:commonName
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gptkb:Sarcopterygii
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gptkbp:conservationStatus
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critically endangered
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gptkbp:contains
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gptkb:Coelacanthimorpha
gptkb:Dipnoi
gptkb:Tetrapodomorpha
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gptkbp:descendedFrom
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gptkb:tetrapods
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gptkbp:diet
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carnivorous
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gptkbp:discoveredBy
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gptkb:Marjorie_Courtenay-Latimer
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gptkbp:distinctiveFeature
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fins joined to the body by a single bone
fleshy, lobed, paired fins
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gptkbp:distribution
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gptkb:Africa
gptkb:Indian_Ocean
gptkb:Indonesia
gptkb:South_America
worldwide
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gptkbp:evolutionarySignificance
|
gave rise to tetrapods
ancestors of all tetrapods
Earliest vertebrates
gave rise to land vertebrates
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gptkbp:example
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gptkb:Petromyzon_marinus
gptkb:Eptatretus_stoutii
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gptkbp:extantGroups
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gptkb:Coelacanths
gptkb:Lungfish
gptkb:Tetrapods
gptkb:coelacanths
gptkb:tetrapods
gptkb:Sarcopterygii
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gptkbp:extantSince
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gptkb:Devonian_period
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gptkbp:extinct
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gptkb:Conodonts
gptkb:Ostracoderms
gptkb:osteolepiforms
porolepiforms
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gptkbp:eyeAdaptation
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gptkb:tapetum_lucidum
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gptkbp:family
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gptkb:Latimeriidae
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gptkbp:features
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electroreception
intracranial joint
fat-filled notochord
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gptkbp:finCount
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8
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gptkbp:finType
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lobed fins
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gptkbp:firstAppearance
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gptkb:Silurian_period
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gptkbp:firstDescribed
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gptkb:Thomas_Henry_Huxley
1839
1880
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gptkbp:foragingBehavior
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Parasitic
Filter feeders
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gptkbp:fossil
|
rich
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gptkbp:fossilRange
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Devonian to present
Silurian to present
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gptkbp:genus
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gptkb:Latimeria
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gptkbp:habitat
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gptkb:marine
Freshwater
freshwater
Marine
deep marine waters
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|
https://www.w3.org/2000/01/rdf-schema#label
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Sarcopterygii
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gptkbp:importantFor
|
Model for vertebrate evolution
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gptkbp:includes
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gptkb:coelacanths
gptkb:tetrapods
gptkb:Sarcopterygii
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gptkbp:isLiving
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gptkb:Hagfish
gptkb:Lampreys
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gptkbp:IUCNStatus
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gptkb:CR
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gptkbp:kingdom
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gptkb:Animalia
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gptkbp:lifespan
|
up to 60 years
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gptkbp:namedAfter
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gptkb:Marjorie_Courtenay-Latimer
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gptkbp:nickname
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living fossil
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gptkbp:notableFeature
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autostylic jaw suspension (in some)
cartilaginous skeleton (in some)
cosmine layer on scales (in some)
enamel on teeth (in some)
fat-filled notochord (in some)
intracranial joint (in some)
lobed fins with bony structure
ossified skeleton (in most)
presence of choanae (in some)
spiral valve intestine (in some)
cosmoid scales
lobed pectoral fins
rostral organ
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gptkbp:notableMember
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gptkb:Coelacanth
gptkb:Lungfish
gptkb:Tetrapods
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gptkbp:notableSite
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gptkb:Coelacanth
gptkb:Dipnoi
gptkb:Gogonasus
gptkb:Latimeria
gptkb:Osteolepis
gptkb:Panderichthys
gptkb:Tetrapodomorpha
gptkb:Tiktaalik
gptkb:Elpistostegalia
gptkb:Holoptychiidae
gptkb:Porolepiformes
gptkb:Tristichopteridae
gptkb:Actinistia
gptkb:Allenypterus
gptkb:Ceratodontidae
gptkb:Ceratodontiformes
gptkb:Ceratodus
gptkb:Chirodipteridae
gptkb:Chirodipterus
gptkb:Coelacanthiformes
gptkb:Diplocercidae
gptkb:Diplurus
gptkb:Dipnorhynchus
gptkb:Dipterus
gptkb:Gnathorhiza
gptkb:Griphognathus
gptkb:Gyroptychius
gptkb:Hadronectoridae
gptkb:Laccognathus
gptkb:Latimeriidae
gptkb:Lepidosiren
gptkb:Lepidosirenidae
gptkb:Lepidosireniformes
gptkb:Macropoma
gptkb:Mandageria
gptkb:Mawsoniidae
gptkb:Megalichthyidae
gptkb:Megalichthys
gptkb:Miguashaia
gptkb:Neoceratodontidae
gptkb:Neoceratodus
gptkb:Onychodontidae
gptkb:Onychodus
gptkb:Osteolepiformes
gptkb:Porolepis
gptkb:Protopteridae
gptkb:Protopterus
gptkb:Rhizodontidae
gptkb:Rhizodus
gptkb:Sagenodus
gptkb:Eusthenopteron
gptkb:Holoptychius
gptkb:Tristichopterus
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gptkbp:notableSpecies
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gptkb:Latimeria_chalumnae
gptkb:Protopterus_annectens
gptkb:Neoceratodus_forsteri
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gptkbp:notochord
|
Present throughout life
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gptkbp:numberOfExtinctSpecies
|
hundreds
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gptkbp:numberOfSpecies
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gptkb:Latimeria_chalumnae
gptkb:Latimeria_menadoensis
about 8
about 8 (excluding tetrapods)
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gptkbp:order
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gptkb:Coelacanthiformes
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gptkbp:phylum
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gptkb:Chordata
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gptkbp:predators
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humans
crustaceans
sharks
small fish
cephalopods
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gptkbp:rediscoveredAt
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gptkb:South_Africa
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gptkbp:reproduction
|
oviparous
ovoviviparous
External fertilization
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gptkbp:residesIn
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gptkb:Cambrian_period
Present
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gptkbp:respiration
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gptkb:Gills
lungs
gills
lungs (in some)
lungs or lung-like structures
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gptkbp:scientificName
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gptkb:fish
gptkb:Coelacanthiformes
gptkb:Sarcopterygii
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gptkbp:shape
|
Eel-like
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gptkbp:sisterGroup
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gptkb:fish
gptkb:Actinopterygii
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gptkbp:skeletonType
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bony
cartilaginous and bony
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gptkbp:structure
|
fins with bones homologous to tetrapod limbs
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gptkbp:subclassOf
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gptkb:Cyclostomata
gptkb:Ostracodermi
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gptkbp:subfamily
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gptkb:Vertebrata
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gptkbp:superclass
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gptkb:Osteichthyes
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gptkbp:swimmingAbility
|
unique limb-like movement
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gptkbp:taxonRank
|
gptkb:class
gptkb:state_order
|
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gptkbp:tetrapodDescendants
|
birds
amphibians
mammals
reptiles
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gptkbp:thoughtExtinctUntil
|
1938
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gptkbp:vertebralColumn
|
Absent or rudimentary
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gptkbp:vertebrateRelation
|
close to tetrapods
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gptkbp:weight
|
up to 90 kg
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gptkbp:bfsParent
|
gptkb:Chordata
gptkb:fish
gptkb:Devonian_period
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gptkbp:bfsLayer
|
4
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