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Statements

Subject Item
dbr:Arktocara
rdfs:label
Arktocara Arktocara yakataga Arktocara Arktocara
rdfs:comment
Arktocara is an extinct genus of river dolphin from the Oligocene epoch of Alaska, containing one species, A. yakataga. Having been discovered in 25-million-year-old strata near the 60th parallel north, it is perhaps the oldest-known crown toothed whale and the northmost river dolphin discovered. It was a member of the now-extinct family Allodelphinidae, along with the genera Allodelphis, Goedertius, Ninjadelphis, and Zarhinocetus. It measured approximately 2.26 or 2.28 meters (7.4 or 7.5 ft), comparable to its closest living relative, the South Asian river dolphin, which measures 2.4 meters (7.9 ft). However, the animal probably had an elongated beak and neck, so it may have been longer. The animal is known only from a partially preserved skull. Its ecology may have been similar to the mo Arktocara — вимерлий рід платаністуватих олігоценової епохи Аляски, що містить один вид — A. yakataga. Він був членом нині вимерлої родини Allodelphinidae разом з родами Allodelphis, Goedertius, Ninjadelphis і Zarhinocetus. Його розміри приблизно 2.26 чи 2.28 метра, що можна порівняти з його найближчим сучасним родичем, Platanista, який має 2.4 метра. Однак у тварини, ймовірно, був подовжений дзьоб і шия, тож він міг бути довшим. Тварина відома лише за частково збереженим черепом. Його екологія могла бути схожа на сучасну фоценіду, і вона могла конкурувати з тодішніми дельфіноїдами. Його останки були знайдені у формації Poul Creek, яка також дала кілька видів молюсків. Arktocara yakataga Arktocara Vue d'artiste d’Arktocara. Genre † Arktocara (d) & (d), 2016 Espèce † Arktocara yakataga (d) & (d), 2016 Arktocara est un genre éteint de dauphins d’eau douce qui a vécu lors de l’Oligocène supérieur, il y a environ 25 Ma (millions d'années). Ses restes fossiles ont été mis au jour au large de la côte de l’Alaska. Une seule espèce est connue, Arktocara yakataga. Arktocara yakataga è un cetaceo estinto, appartenente agli odontoceti. Visse nell'Oligocene superiore (circa 25 milioni di anni fa) e i suoi resti fossili sono stati ritrovati in Alaska.
foaf:depiction
n9:Arktocara_map.png n9:Arktocara_skull_in_dorsal_view.png n9:Arktocara_skull_in_ventral_view.png n9:Arktocara_in_lateral_view.png n9:Arktocara_skull_in_anterior_and_posterior_views.png n9:Arktocara_NT_small.jpg
dcterms:subject
dbc:Oligocene_genus_first_appearances dbc:Prehistoric_cetacean_genera dbc:Fossil_taxa_described_in_2016 dbc:Oligocene_genus_extinctions dbc:Extinct_animals_of_the_United_States dbc:Taxobox_binomials_not_recognized_by_IUCN dbc:River_dolphins dbc:Neogene_mammals_of_North_America dbc:Prehistoric_toothed_whales dbc:Oligocene_cetaceans
dbo:wikiPageID
55806935
dbo:wikiPageRevisionID
1119946952
dbo:wikiPageWikiLink
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owl:sameAs
n12:2W1s9 dbpedia-it:Arktocara_yakataga dbpedia-uk:Arktocara dbpedia-fr:Arktocara wikidata:Q26690206
dbp:wikiPageUsesTemplate
dbt:Speciesbox dbt:Gallery dbt:Portal dbt:Convert dbt:Cladogram dbt:Commons-inline dbt:Color dbt:Fossil_range dbt:Cladex dbt:Good_article dbt:Short_description dbt:Reflist dbt:Clade dbt:Odontoceti dbt:Taxonbar
dbo:thumbnail
n9:Arktocara_NT_small.jpg?width=300
dbp:align
left
dbp:authority
Boersma and Pyenson, 2016
dbp:caption
Relationships of Arktocara within Platanistoidea = Allodelphinidae
dbp:displayParents
3
dbp:fossilRange
Oligocene
dbp:genus
Arktocara
dbp:imageAlt
Digitally painted artistic reconstruction of the dolphin, with a gray coloration
dbp:imageCaption
Artistic reconstruction
dbp:parentAuthority
Boersma and Pyenson, 2016
dbp:species
yakataga
dbp:style
font-size:95%;line-height:75%;width:300px;
dbp:title
Platanistoidea
dbo:abstract
Arktocara yakataga Arktocara Vue d'artiste d’Arktocara. Genre † Arktocara (d) & (d), 2016 Espèce † Arktocara yakataga (d) & (d), 2016 Arktocara est un genre éteint de dauphins d’eau douce qui a vécu lors de l’Oligocène supérieur, il y a environ 25 Ma (millions d'années). Ses restes fossiles ont été mis au jour au large de la côte de l’Alaska. Une seule espèce est connue, Arktocara yakataga. Arktocara — вимерлий рід платаністуватих олігоценової епохи Аляски, що містить один вид — A. yakataga. Він був членом нині вимерлої родини Allodelphinidae разом з родами Allodelphis, Goedertius, Ninjadelphis і Zarhinocetus. Його розміри приблизно 2.26 чи 2.28 метра, що можна порівняти з його найближчим сучасним родичем, Platanista, який має 2.4 метра. Однак у тварини, ймовірно, був подовжений дзьоб і шия, тож він міг бути довшим. Тварина відома лише за частково збереженим черепом. Його екологія могла бути схожа на сучасну фоценіду, і вона могла конкурувати з тодішніми дельфіноїдами. Його останки були знайдені у формації Poul Creek, яка також дала кілька видів молюсків. Arktocara yakataga è un cetaceo estinto, appartenente agli odontoceti. Visse nell'Oligocene superiore (circa 25 milioni di anni fa) e i suoi resti fossili sono stati ritrovati in Alaska. Arktocara is an extinct genus of river dolphin from the Oligocene epoch of Alaska, containing one species, A. yakataga. Having been discovered in 25-million-year-old strata near the 60th parallel north, it is perhaps the oldest-known crown toothed whale and the northmost river dolphin discovered. It was a member of the now-extinct family Allodelphinidae, along with the genera Allodelphis, Goedertius, Ninjadelphis, and Zarhinocetus. It measured approximately 2.26 or 2.28 meters (7.4 or 7.5 ft), comparable to its closest living relative, the South Asian river dolphin, which measures 2.4 meters (7.9 ft). However, the animal probably had an elongated beak and neck, so it may have been longer. The animal is known only from a partially preserved skull. Its ecology may have been similar to the modern-day Dall's porpoise, and it may have competed with contemporaneous delphinoids. Its remains were found in the Poul Creek Formation, which has also yielded several mollusk species.
prov:wasDerivedFrom
wikipedia-en:Arktocara?oldid=1119946952&ns=0
dbo:wikiPageLength
12190
foaf:isPrimaryTopicOf
wikipedia-en:Arktocara