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Trigonias osborni

Mammalia - Perissodactyla - Rhinocerotidae

Taxonomy
Trigonias osborni was named by Lucas (1900) [genotype]. Its type specimen is USNM 3924, a partial skull (the anterior part of the palatal portion of the cranium bearing on the right side three incisors, a canine, and the first three premolars, and on the left side ), and it is a 3D body fossil.

Synonyms
Synonymy list
YearName and author
1900Trigonias osborni Lucas p. 221 figs. 1, 2
1902Trigonias osborni Hay p. 642
1921Trigonias osborni Troxell
1923Trigonias tetradactylum Osborn
1927Trigonias paucidens Wood
1928Caenopus premitis Gregory and Cook
1928Trigonias hypostylus Gregory and Cook
1928Trigonias precopei Gregory and Cook
1928Trigonias preoccidentalis Gregory and Cook
1928Trigonias taylori Gregory and Cook
1931Trigonias hypostylus Wood
1931Trigonias taylori Wood
1931Trigonias cooki Wood p. 425 figs. 3 and 4
1934Procaenopus premitis Figgins
1941Caenopus premitis Scott
1941Trigonias taylori Scott
2002Trigonias osborni Antoine et al.
2005Trigonias osborni Prothero pp. 35-36
2010Trigonias osborni Antoine et al.

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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
RankNameAuthor
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
Laurasiatheria
Scrotifera
Euungulata
Panperissodactyla
superorderPerissodactylamorpha
orderPerissodactyla()
Tapiromorpha(Haeckel 1873)
Ceratomorpha(Wood 1937)
superfamilyRhinocerotoidea
familyRhinocerotidae
genusTrigonias
speciesosborni

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.

Trigonias osborni Lucas 1900
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Invalid names: Caenopus premitis Gregory and Cook 1928 [synonym], Trigonias cooki Wood 1931 [synonym], Trigonias hypostylus Gregory and Cook 1928 [synonym], Trigonias paucidens Wood 1927 [synonym], Trigonias precopei Gregory and Cook 1928 [synonym], Trigonias preoccidentalis Gregory and Cook 1928 [synonym], Trigonias taylori Gregory and Cook 1928 [synonym], Trigonias tetradactylum Osborn 1923 [synonym]
Diagnosis
No diagnoses are available