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Altacreodus magnus

Mammalia - Creodonta

Taxonomy
Cimolestes magnus was named by Clemens and Russell (1965). Its type specimen is UALVP 622, a mandible (Incomplete left dentary containing p4, m1–3), and it is a 3D body fossil. Its type locality is Trochu (KUA-1), which is in a Lancian terrestrial claystone/siltstone in the Scollard Formation of Canada. It is the type species of Altacreodus.

It was recombined as Altacreodus magnus by Fox (2015).

Synonymy list
YearName and author
1965Cimolestes magnus Clemens and Russell
1979Cimolestes magnus Kielan-Jaworowska et al. p. 223
2004Cimolestes magnus Kielan-Jaworowska et al. pp. 494, 507
2015Altacreodus magnus Fox

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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
RankNameAuthor
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Ferae()
orderCreodonta()
genusAltacreodus
speciesmagnus(Clemens and Russell 1965)

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.

†Altacreodus magnus Clemens and Russell 1965
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: scansorialsubc
Diet: carnivores
Reproduction: viviparoussubc
Created: 2005-09-07 09:35:08
Modified: 2005-09-07 11:35:08
Source: s = species, subc = subclass, c = class, subp = subphylum
References: Kielan-Jaworowska et al. 1979, Hendy et al. 2009, Ji et al. 2002, Carroll 1988, Lillegraven 1979

Age range: Late/Upper Maastrichtian or 70.60000 to 66.00000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Lancian70.6 - 66.0Canada (Alberta) Cimolestes magnus (type locality: 14630 14633 14635 14637)
Lancian70.6 - 66.0Canada (Saskatchewan) Cimolestes magnus (14558)
Lancian70.6 - 66.0USA (Montana) Cimolestes magnus (14516 14532)
Lancian70.6 - 66.0USA (Wyoming) Cimolestes magnus (14519 14598)
Late/Upper Maastrichtian70.6 - 66.0USA (North Dakota) Cimolestes magnus (45144)