PBDB Taxon

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Stegolophodon pseudolatidens

Osteichthyes - Proboscidea - Stegodontidae

Taxonomy

Eostegodon pseudolatidens was named by Yabe (1950).

It was recombined as Stegolophodon pseudolatidens by Saegusa (2008).

Entered

by P. Wagner on 2025-08-10; modified by P. Wagner on 2025-08-10

Synonyms

Stegolophodon miyokoae was named by Hatai (1959). It is a 3D body fossil. Its type locality is Sen-an District, which is in a Miocene terrestrial sandstone/sandstone in the Tsukinoki Formation of Japan.

It was synonymized subjectively with Stegolophodon pseudolatidens by Saegusa (2008).

Synonymy list

Year	Name and author
1950	Eostegodon pseudolatidens Yabe
1959	Stegolophodon miyokoae Hatai
2008	Stegolophodon pseudolatidens Saegusa

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
class	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
superorder	Afrotheria
—	Paenungulatomorpha
superorder	Paenungulata
—	Tethytheria
order	Proboscidea	()
suborder	Elephantiformes	Tassy 1988
—	Elephantimorpha	Tassy and Shoshani 1997
—	Elephantida	Tassy and Shoshani 1997
superfamily	Elephantoidea
family	Stegodontidae	Osborn 1918
genus	Stegolophodon	Pohlig 1888
species	pseudolatidens	(Yabe 1950)

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.

†Stegolophodon pseudolatidens Yabe 1950

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Invalid names: Stegolophodon miyokoae Hatai 1959 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

phosphaticsubp

Environment:

terrestrialsubc

Locomotion:

actively mobilec

Life habit:

ground dwellingf

Diet:

grazerf

Diet 2:

browserf

Reproduction:

viviparoussubc

Created:

2005-08-26 13:32:09

Modified:

2005-08-26 15:32:09

Source: f = family, subc = subclass, c = class, subp = subphylum

References: Ji et al. 2002, Nowak 1999, Lillegraven 1979, Hendy et al. 2009, Carroll 1988

Age range: base of the Burdigalian to the top of the Langhian or 20.45000 to 13.82000 Ma

Collections (17 total)

Time interval	Ma	Country or state	Original ID and collection number
Early/Lower Miocene	23.04 - 15.98	Japan (Miyagi)	Stegolophodon miyokoae (13454)
Burdigalian	20.45 - 15.98	Japan (Toyama)	Stegolophodon pseudolatidens (93789 93876 93877)
Burdigalian	20.45 - 15.98	Japan (Fukushima)	Stegolophodon pseudolatidens (93783 93785)
Burdigalian	20.45 - 15.98	Japan (Nagasaki)	Stegolophodon pseudolatidens (93879)
Burdigalian	20.45 - 15.98	Japan (Miyagi)	Stegolophodon pseudolatidens (93786 93787)
Burdigalian	20.45 - 15.98	Japan (Hyogo)	Stegolophodon pseudolatidens (93784)
Burdigalian	20.45 - 15.98	Japan (Ibaraki)	Stegolophodon pseudolatidens (93880 93881)
Burdigalian	20.45 - 15.98	Japan (Wajima)	Stegolophodon pseudolatidens (93878)
Burdigalian	20.45 - 15.98	Japan (Fukushim)	Stegolophodon pseudolatidens (93771)
Burdigalian	20.45 - 15.98	Japan	Stegolophodon pseudolatidens (93788 93875)
Langhian	15.98 - 13.82	Japan	Stegolophodon pseudolatidens (93790)