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Cranioceras unicornis

Osteichthyes - Dromomerycidae

Taxonomy
Cranioceras unicornis was named by Matthew (1918) [genotype]. Its type locality is Snake Creek Fauna, which is in a Barstovian/Clarendonian channel sandstone in Nebraska.

Synonyms
Synonymy list
YearName and author
1918Cranioceras unicornis Matthew
1937Cranioceras granti Frick
1937Cranioceras mefferdi Frick
2007Cranioceras unicornis Prothero and Liter p. 247
2008Cranioceras unicornis Prothero and Liter

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
RankNameAuthor
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
—Ruminantiamorpha
—Ruminantia(Scopoli 1777)
—Pecora()
superfamilyCervoidea
familyDromomerycidaeFrick 1937
tribeCranioceratiniFrick 1937
genusCranioceras
speciesunicornis

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 unicornis Matthew 1918
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Invalid names: Cranioceras granti Frick 1937 [synonym], Cranioceras mefferdi Frick 1937 [synonym]
Diagnosis
ReferenceDiagnosis
D. R. Prothero and M. R. Liter 2008Larger species of Cranioceras (Table 1).