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Leptacodon

Mammalia - Nyctitheriidae

Taxonomy
Leptacodon was named by Matthew and Granger (1921). It is not extant. Its type is Leptacodon tener.

It was synonymized subjectively with Entomolestes by McKenna (1960) and Delson (1971); it was synonymized subjectively with Talpavus by Robinson (1968).

It was assigned to Leptictinae by Hay (1930); to Adapisoricinae by Van Valen (1967); to Nyctitheriinae by Lopatin (2006); and to Nyctitheriidae by Matthew and Granger (1921), Gazin (1969), Krishtalka (1976), Bown and Schankler (1982), Hooker (1986), Gingerich (1987), Carroll (1988), Gunnell et al. (2008) and Rose et al. (2012).

Synonymy list
YearName and author
1921Leptacodon Matthew and Granger
1930Leptacodon Hay p. 432
1967Leptacodon Van Valen
1969Leptacodon Gazin p. 4
1976Leptacodon Krishtalka
1982Leptacodon Bown and Schankler
1986Leptacodon Hooker p. 239
1987Leptacodon Gingerich p. 302
1988Leptacodon Carroll
2006Leptacodon Lopatin
2008Leptacodon Gunnell et al.
2012Leptacodon Rose et al.

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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()
RankNameAuthor
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Eulipotyphla
suborderSoricomorphaGregory 1910
superfamilySoricoideaGill 1872
familyNyctitheriidaeSimpson 1928
genusLeptacodon

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.

G. †Leptacodon Matthew and Granger 1921
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†Leptacodon acherontus Secord 2008
†Leptacodon catulus Krishtalka 1976
†Leptacodon choristus Secord 2008
†Leptacodon donkroni Rose et al. 2012
†Leptacodon minutulus Dorr 1958
†Leptacodon munusculum Simpson 1935
†Leptacodon nascimentoi Estravís 1996
†Leptacodon packi Jepsen 1930
†Leptacodon proserpinae Van Valen 1978
†Leptacodon tener Matthew and Granger 1921
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialf
Locomotion: actively mobilec
Life habit: scansorialf
Diet: insectivoref
Reproduction: viviparoussubc
Created: 2005-09-01 09:08:46
Modified: 2005-09-01 11:08:46
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Carroll 1988, Ji et al. 2002, Hooker 2001, Hendy et al. 2009

Age range: base of the Maastrichtian to the top of the Wasatchian or 72.10000 to 50.30000 Ma

Collections (52 total)


Time interval Ma Country or state Original ID and collection number
Maastrichtian72.1 - 66.0Portugal (Coimbra) L. sp. (49276)
Puercan66.0 - 63.3USA (Montana) L. proserpinae (14766)
Danian66.0 - 61.6USA (North Dakota) L. tener (14962)
To263.8 - 60.9Canada (Alberta) L. munusculum, L. tener (14894)
Torrejonian63.8 - 60.9USA (Montana) L. munusculum (14906)
Torrejonian63.8 - 60.9USA (Wyoming) L. munusculum (14912) L. tener (14886)
Ti161.7 - 56.8Canada (Alberta) L. munusculum, L. packi, L. tener (14939)
Ti361.7 - 56.8Canada (Alberta) L. munusculum, L. tener (14928) L. packi (14992)
Ti461.7 - 56.8Canada (Saskatchewan) L. packi (14978)
Tiffanian61.7 - 56.8USA (Colorado) L. tener (14967 174227)
Tiffanian61.7 - 56.8USA (Montana) L. munusculum (15025) L. munusculum, L. packi (15008) L. tener (14937 15048 15064)
Tiffanian61.7 - 56.8USA (Wyoming) L. munusculum, L. tener, L. acherontus (15017) L. munusculus (14936) L. packi (15032 15049) L. packi, L. sp. (26569) L. sp. (14926 15034) L. tener (14952 14974)
Tiffanian61.7 - 56.8USA (North Dakota) L. sp. (15000) L. tener (14931)
Tiffanian61.7 - 56.8Canada (Alberta) L. packi (14929 14934 14954) L. packi, L. tener (14973) L. tener (14995)
Late/Upper Paleocene58.7 - 55.8USA (Wyoming) L. choristus (15024)
Ypresian56.0 - 47.8Belgium (West Flanders) Nyctitheriidae indet. (68430)
Ypresian56.0 - 47.8United Kingdom (England) L. sp. (13299 38868)
Ypresian56.0 - 47.8France (Oise) L. sp. (68174)
Ypresian56.0 - 47.8France (Île-de-France) L. sp. (68437)
Lysitean - Lostcabinian55.8 - 50.3USA (Wyoming) L. sp. (15451)
Wasatchian55.8 - 50.3USA (North Dakota) L. sp. (15895)
Wasatchian55.8 - 50.3USA (Wyoming) L. sp. (15586 15673 118482)
Wasatchian55.8 - 50.3USA (Colorado) L. sp. (15485)
Wasatchian55.8 - 50.3USA (New Mexico) L. catulus (15453)
Early/Lower Eocene55.8 - 48.6USA (Wyoming) L. sp. (15081 80580) L. sp., L. donkroni (154254)
Early/Lower Eocene55.8 - 48.6France (Var) L. sp. (35538)
Early/Lower Eocene55.8 - 48.6Portugal (Região Centro) L. sp., L. nascimentoi (79200)