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Eucosmodon ultimus

Mammalia - Multituberculata - Eucosmodontidae

Taxonomy
Eucosmodon ultimus was named by Granger and Simpson (1928). Its type locality is SC-40, which is in a Wasatchian terrestrial horizon in the Willwood Formation of Wyoming.

It was recombined as Neoliotomus ultimus by McKenna (1960), Gingerich (1980), Krause (1982).

Synonymy list
YearName and author
1928Eucosmodon ultimus Granger and Simpson
1930Eucosmodon ultimus Hay p. 379
1960Neoliotomus ultimus McKenna
1980Neoliotomus ultimus Gingerich
1982Neoliotomus ultimus Krause

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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
RankNameAuthor
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Allotheria()
orderMultituberculataCope 1884
suborderCimolodonta()
familyEucosmodontidaeJepsen 1940
genusEucosmodon
speciesultimus

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.

†Eucosmodon ultimus Granger and Simpson 1928
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialc
Locomotion: actively mobilec
Life habit: arborealg
Diet: herbivoreg
Created: 2005-09-01 17:43:16
Modified: 2005-09-01 19:43:16
Source: g = genus, c = class, subp = subphylum
References: Carroll 1988, Jenkins and Krause 1983, Hopson 1973, Hendy et al. 2009

Age range: base of the Cf2 to the top of the Wasatchian or 56.20000 to 50.50000 Ma

Collections (38 total)


Time interval Ma Country or state Original ID and collection number
Cf256.2 - 54.9USA (Wyoming) Neoliotomus ultimus (46679)
Wasatchian54.9 - 50.5USA (Wyoming) Eucosmodon ultimus (type locality: 15749) Neoliotomus ultimus (15487 15489 15490 15492 15493 15497 15500 15502 15506 15507 15586 15589 15634 15726 15728 15729 15731 15732 15736 15747 15753 15755 15756 15773 15775 15815 15912 46636 46638 46644 46727 46824)
Wasatchian54.9 - 50.5USA (Colorado) Neoliotomus ultimus (15485 15725 15845 15887)