PBDB Taxon

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Cardiatherium paranense

Mammalia - Rodentia - Hydrochoeridae

Taxonomy

Hydrochoerus paranensis was named by Ameghino (1883). Its type specimen is MLP 40-XI-15-1, a mandible (left mandibular ramus with p4-m3), and it is a 3D body fossil. Its type locality is Parana, Pueblo Brugo to Diamante, Ituzaingo Fm., which is in a Huayquerian marine sandstone/mudstone in the Ituzaingo Formation of Argentina.

It was recombined as Plexochoerus paranensis by Ameghino (1866) and Ameghino (1886); it was recombined as Cardiatherium paranense by Mones (1991).

Sister species lacking formal opinion data

C. orientalis

Synonyms

Cardiatherium doeringi was named by Ameghino (1883). It is the type species of Cardiatherium.

It was synonymized subjectively with Cardiatherium paranense by Mones (1991).
Cardiatherium petrosum was named by Ameghino (1885).

It was recombined as Plexochoerus petrosus by Kraglievich (1945); it was synonymized subjectively with Cardiatherium paranense by Mones (1991).
Cardiatherium denticulatum was named by Ameghino (1885).

It was recombined as Procardiatherium denticulatum by Ameghino (1891); it was recombined as Kiyutherium denticulatum by Mones (1984); it was synonymized subjectively with Cardiatherium paranense by Vucetich et al. (2005) and Vucetich et al. (2014).
Procardiatherium simplicidens was named by Ameghino (1885).

It was synonymized subjectively with Cardiatherium paranense by Vucetich et al. (2005).
Procardiatherium crassum was named by Ameghino (1885).

It was synonymized subjectively with Cardiatherium paranense by Vucetich et al. (2005).
Eucardiodon marshi was named by Ameghino (1891).

It was recombined as Anchimys marshi by Mones (1991); it was synonymized subjectively with Cardiatherium paranense by Vucetich et al. (2005).
Kiyutherium scillatoyanei was named by Bondesio (1985). Its type specimen is MLP 78-II-27-1, a mandible (porcion de rama mandibular derecha con p4-m3), and it is a 3D body fossil. Its type locality is entre Aguas Corrientes y la fábrica de yeso de Gaebeler, which is in a Huayquerian/Montehermosan terrestrial conglomerate in the Ituzaingo Formation of Argentina.

It was synonymized subjectively with Cardiatherium paranense by Vucetich et al. (2014).

Synonymy list

Year	Name and author
1866	Plexochoerus paranensis Ameghino
1883	Cardiatherium doeringi Ameghino p. 68
1883	Hydrochoerus paranensis Ameghino p. 104
1885	Hydrochoerus paranensis Ameghino p. 41
1885	Cardiatherium doeringi Ameghino p. 42
1885	Cardiatherium petrosum Ameghino p. 48
1885	Cardiatherium denticulatum Ameghino p. 49
1885	Procardiatherium simplicidens Ameghino p. 53
1885	Procardiatherium crassum Ameghino p. 56
1886	Plexochoerus paranensis Ameghino
1891	Eucardiodon marshi Ameghino
1891	Procardiatherium denticulatum Ameghino
1945	Plexochoerus petrosus Kraglievich
1979	Eucardiodon marshi Mones and Castiglioni p. 81
1984	Kiyutherium denticulatum Mones
1985	Kiyutherium scillatoyanei Bondesio
1991	Anchimys marshi Mones p. 10
1991	Cardiatherium paranense Mones p. 26

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
subclass	Synapsida
—	Therapsida	()
infraorder	Cynodontia	()
—	Mammaliamorpha

Rank	Name	Author
—	Mammaliaformes
class	Mammalia
—	Cladotheria
—	Zatheria
subclass	Tribosphenida	()
subclass	Theria
—	Eutheria	()
—	Placentalia
—	Boreoeutheria
—	Euarchontoglires	Murphy et al. 2001
—	Gliriformes	Wyss and Meng 1996
—	Glires	()
—	Simplicidentata	()
order	Rodentia	Bowdich 1821
—	Ctenohystrica	Huchon et al. 2000
infraorder	Hystricognathi	(Tullberg 1899)
—	Caviomorpha	(Wood and Patterson 1955)
superfamily	Cavioidea	Fischer de Waldheim 1817
family	Hydrochoeridae	Gill 1872
genus	Cardiatherium
species	paranense	(Ameghino 1883)

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.

†Cardiatherium paranense Ameghino 1883

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Invalid names: Anchimys marshi Ameghino 1891 [synonym], Cardiatherium denticulatum Ameghino 1885 [synonym], Cardiatherium doeringi Ameghino 1883 [synonym], Cardiatherium petrosum Ameghino 1885 [synonym], Kiyutherium scillatoyanei Bondesio 1985 [synonym], Procardiatherium crassum Ameghino 1885 [synonym], Procardiatherium simplicidens Ameghino 1885 [synonym]

Diagnosis

No diagnoses are available