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Pontistes rectifrons

Mammalia - Cetacea - Pontoporiidae

Taxonomy
Delphinus rectifrons was named by Bravard (1858). It is a 3D body fossil. Its type locality is Barrancas del Rio Parana, which is in a Tortonian marginal marine siltstone/sandstone in the Entre Rios Formation of Argentina.

It was recombined as Delphinus (Pontistes) rectifrons by Burmeister (1885); it was recombined as Palaeopontoporia rectifrons by Ameghino (1891); it was recombined as Pontistes rectifrons by Ameghino (1889), Burmeister (1891), Trouessart (1898), Trouessart (1904), Cozzuol (1985), Cozzuol (2010).

Synonyms
Synonymy list
YearName and author
1858Delphinus rectifrons Bravard
1859Delphinus paranensis Bravard
1880Pontoporia paranensis Gervais and Ameghino p. 224
1882Palaeopontoporia paranense Doering
1882Palaeopontoporia paranensis Doering p. 455
1885Delphinus (Pontistes) rectifrons Burmeister p. 138
1889Pontistes rectifrons Ameghino p. 884
1891Palaeopontoporia rectifrons Ameghino p. 254
1891Pontistes rectifrons Burmeister
1898Pontistes rectifrons Trouessart p. 1017
1904Pontistes rectifrons Trouessart p. 757
1985Pontistes rectifrons Cozzuol p. 45
2010Pontistes rectifrons Cozzuol p. 201

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
RankNameAuthor
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
—Whippomorpha
orderCetacea
—Pelagiceti
—Neoceti
suborderOdontoceti
infraorderDelphinida
superfamilyInioidea
familyPontoporiidae
genusPontistes
speciesrectifrons()

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Pontistes rectifrons Bravard 1858
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Invalid names: Palaeopontoporia paranense Doering 1882 [synonym], Pontoporia paranensis Bravard 1859 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatitesubo
Form: roller-shapedo
Ontogeny: modification of partso
Environment: marine, freshwatersubo
Locomotion: actively mobileo
Life habit: aquatico
Depth habitat: surfaceo
Diet: carnivoresubo
Reproduction: viviparoussubo
Created: 2005-03-06 14:21:39
Modified: 2005-09-22 15:42:08
Source: subo = suborder, o = order
Reference: Uhen 2004

Age range: base of the Serravallian to the top of the Tortonian or 13.82000 to 7.24600 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Serravallian13.82 - 11.63Argentina (Entre Rios) Pontistes rectifrons (55599)
Tortonian11.63 - 7.246Argentina (Entre Rios) Delphinus rectifrons (type locality: 13626)