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Sigynorum magnadivisus

Mammalia - Procreodi - Arctocyonidae

Taxonomy
Sigynorum magnadivisus was named by McComas and Eberle (2016). Its type specimen is UCM 103133, a mandible (Right mandible with p4m3, alveoli p1p3), and it is a 3D body fossil. Its type locality is UCM locality 2011035 (Pu1), which is in a Puercan channel sandstone in the Fort Union Formation of Wyoming. It is the type species of Sigynorum.

Synonymy list
YearName and author
2016Sigynorum magnadivisus McComas and Eberle

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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()
RankNameAuthor
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
orderProcreodiMatthew 1915
familyArctocyonidaeMurray 1866
genusSigynorum
speciesmagnadivisus

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.

†Sigynorum magnadivisus McComas and Eberle 2016
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: omnivoref
Reproduction: viviparoussubc
Created: 2005-08-31 13:54:39
Modified: 2011-04-24 18:06:44
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Hendy et al. 2009, Archibald 1998, Ji et al. 2002, Carroll 1988, Lillegraven 1979

Age range: Puercan or 66.00000 to 63.80000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Puercan66.0 - 63.8USA (Wyoming) Sigynorum magnadivisus (type locality: 174233)