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Cranioceras teres

Mammalia - Palaeomerycidae

Taxonomy
Cosoryx teres was named by Cope (1874).

It was recombined as Dicrocerus teres by Cope (1875) and Cope (1875); it was recombined as Merycodus teres by Hay (1902); it was recombined as Palaeomeryx teres by Gidley (1907); it was recombined as Cranioceras teres by Frick (1937), Janis and Manning (1998), Prothero and Liter (2007), Prothero and Liter (2008) and May (2019).

Synonyms
Synonymy list
YearName and author
1874Cosoryx teres Cope p. 150
1875Dicrocerus teres Cope p. 257
1902Merycodus teres Hay p. 683
1907Palaeomeryx teres Gidley
1937Cranioceras clarendonensis Frick
1937Cranioceras dakotensis Frick
1937Cranioceras teres Frick
1998Cranioceras teres Janis and Manning
2007Cranioceras teres Prothero and Liter p. 247
2008Cranioceras teres Prothero and Liter
2019Cranioceras teres May

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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()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Theriamorpha(Rowe 1993)
RankNameAuthor
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
—Ruminantiamorpha
—Ruminantia(Scopoli 1777)
—Pecora()
superfamilyCervoidea
familyPalaeomerycidaeLydekker 1883
subfamilyDromomerycinae(Frick 1937)
tribeCranioceratiniFrick 1937
genusCranioceras
speciesteres()

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.

†Cranioceras teres Cope 1874
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Invalid names: Cranioceras clarendonensis Frick 1937 [synonym], Cranioceras dakotensis Frick 1937 [synonym]
Diagnosis
ReferenceDiagnosis
D. R. Prothero and M. R. Liter 2008Smaller species of Cranioceras (Table 1).
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: browserg
Reproduction: viviparoussubc
Created: 2009-01-04 10:44:14
Modified: 2009-01-04 12:44:14
Source: g = genus, f = family, o = order, subc = subclass, c = class, subp = subphylum
References: Carroll 1988, Janis and Manning 1998, Hendy et al. 2009, Solounias and Moelleken 1993, Nowak 1999, Lillegraven 1979

Age range: base of the Barstovian to the top of the Clarendonian or 16.30000 to 9.40000 Ma

Collections (7 total)


Time interval Ma Country or state Original ID and collection number
Miocene23.03 - 5.333USA (Texas) Cranioceras clarendonensis (18312)
Barstovian16.3 - 12.5USA (New Mexico) Cranioceras sp. (19287) Cranioceras teres (19535)
Clarendonian12.5 - 9.4USA (California) Palaeomerycidae indet. (19553)
Clarendonian12.5 - 9.4USA (Texas) Cranioceras clarendonensis (18244) Palaeomerycidae indet. (18610 18623)