PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Apternodontidae

Mammalia - Apternodontidae

Taxonomy

Apternodontidae was named by Matthew (1910). It is not extant. Its type is Apternodus.

It was assigned to Lipotyphla by Jaekel (1911); to Tenrecoidae by Hay (1930); to Soricomorpha by McKenna and Bell (1997); to Solenodontoidea by Lopatin (2006); to Soricoidea by Gunnell et al. (2008); and to Lipotyphla by Korth et al. (2022).

Subtaxa

Apternodontinae, Apternodus (type genus), Asiapternodontinae, Iconapternodus, Oligoryctinae, Parapternodontinae

Synonymy list

Year	Name and author
1910	Apternodontidae Matthew
1911	Apternsdontidae Jaekel p. 210
1930	Apternodontidae Hay p. 426
1997	Apternodontidae McKenna and Bell
2006	Apternodontidae Lopatin
2008	Apternodontidae Gunnell et al.
2022	Apternodontidae Korth et al.

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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

Rank	Name	Author
—	Therapsida	()
infraorder	Cynodontia	()
—	Mammaliamorpha
—	Mammaliaformes
class	Mammalia
—	Cladotheria
—	Zatheria
subclass	Tribosphenida	()
subclass	Theria
—	Eutheria	()
—	Placentalia
—	Boreoeutheria
—	Laurasiatheria
—	Eulipotyphla
suborder	Soricomorpha	Gregory 1910
superfamily	Soricoidea	Gill 1872
family	Apternodontidae	Matthew 1910
family	Apternodontidae	Matthew 1910

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.

Fm. †Apternodontidae Matthew 1910

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G. †Apternodus Matthew 1903

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†Apternodus baladontus Asher 2002

†Apternodus brevirostris Schlaikjer 1934

†Apternodus dasophylakas Asher 2002

†Apternodus gregoryi Schlaikjer 1933

†Apternodus iliffensis Galbreath 1953

†Apternodus major Asher 2002

†Apternodus mediaevus Matthew 1903

Subfm. †Asiapternodontinae Lopatin 2006

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G. †Asiapternodus Lopatin 2003

†Asiapternodus mackennai Lopatin 2003

G. †Iconapternodus Tong 1997

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†Iconapternodus qii Tong 1997

Invalid names: Apternodontinae Matthew 1910 [empty], Oligoryctinae Asher et al. 2002 [empty], Parapternodontinae Asher et al. 2002 [empty]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

phosphaticsubp

Environment:

terrestrialsubc

Locomotion:

actively mobilec

Life habit:

scansorialsubc

Diet:

insectivoresubc

Reproduction:

viviparoussubc

Created:

2005-09-06 20:43:42

Modified:

2005-09-06 22:44:32

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

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

Age range: base of the Tiffanian to the top of the Orellan or 60.90000 to 31.80000 Ma

Collections (44 total)

Time interval	Ma	Country or state	Original ID and collection number
Tiffanian	60.9 - 56.2	USA (Wyoming)	Apternodontidae indet. (15049)
Sharamurunian	56.0 - 37.71	China (Henan)	Apternodus sp., Iconapternodus sp. 1 (41120)
Sharamurunian	56.0 - 37.71	China (Shanxi)	Iconapternodus sp. 2 (41116)
Wasatchian	54.9 - 50.5	USA (Wyoming)	Apternodontidae indet. (15673)
Bridgerian	50.5 - 46.2	USA (Wyoming)	Apternodontidae indet. (16296) Soricidae indet. (16244)
Bridgerian	50.5 - 46.2	USA (Utah)	Eoryctes sp. (16396)
Middle Eocene	48.07 - 37.71	Mongolia (Ovorhangai)	Asiapternodus mackennai (93596)
Early/Lower Uintan	46.2 - 39.7	USA (Colorado)	Apternodontidae indet. (16623)
Early/Lower Uintan	46.2 - 39.7	USA (California)	Apternodontidae indet. (16696 16706 16748 16752)
Duchesnean	39.7 - 37.0	USA (Texas)	Apternodus brevirostris (16851)
Duchesnean	39.7 - 37.0	USA (Wyoming)	Apternodus iliffensis (16826)
Duchesnean	39.7 - 37.0	Canada (Saskatchewan)	Apternodus sp. (16845)
Duchesnean - Chadronian	39.7 - 33.9	USA (Montana)	Apternodus mediaevus (16840)
Duchesnean - Early/Lower Chadronian	39.7 - 33.9	USA (Wyoming)	Apternodus iliffensis (16881)
Late/Upper Eocene - Early/Lower Oligocene	37.71 - 27.3	China (Henan)	Iconapternodus qii (174738)
Chadronian	37.0 - 33.9	USA (Nebraska)	Apternodus iliffensis (17014 17033)
Chadronian	37.0 - 33.9	USA (North Dakota)	Apternodus sp. (16991)
Chadronian	37.0 - 33.9	USA (South Dakota)	Apternodus mediaevus (17006)
Chadronian	37.0 - 33.9	USA (Colorado)	Apternodus iliffensis (16977 27244)
Chadronian	37.0 - 33.9	Canada (Saskatchewan)	Apternodus sp. (16919)
Chadronian	37.0 - 33.9	USA (Montana)	Apternodus baladontus, Apternodus mediaevus (16988) Apternodus mediaevus (16924 16925 16935 16946 16959 17010 17041) Apternodus sp. (16990)
Chadronian	37.0 - 33.9	USA (Wyoming)	Apternodus brevirostris (16962) Apternodus brevirostris, Apternodus gregoryi (16963 16964) Apternodus mediaevus (16898)
Late/Upper Chadronian	37.0 - 33.9	USA (Montana)	Apternodus mediaevus (17027)
Middle Chadronian - Late/Upper Chadronian	37.0 - 33.9	USA (Wyoming)	Apternodus brevirostris, Apternodus gregoryi, Apternodus major (27223)
Chadronian - Orellan	37.0 - 31.8	USA (Wyoming)	Apternodus dasophylakas (17063)
Late/Upper Chadronian - Orellan	37.0 - 31.8	USA (Nebraska)	Apternodus major (230806)
Orellan	33.9 - 31.8	USA (Wyoming)	Apternodus gregoryi (17056)