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Synthetoceras

Mammalia - Protoceratidae

Synonymy list
YearName and author
1932Synthetoceras Stirton
1981Synthetoceras Thurmond and Jones p. 189
1981Synthetoceras Webb p. 362
1988Synthetoceras Carroll
1998Synthetoceras Prothero p. 436
2003Synthetoceras Webb et al. p. 362
2006Synthetoceras Hulbert and Whitmore p. 7
2007Synthetoceras Prothero and Ludtke p. 174
2019Synthetoceras 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
RankNameAuthor
Mammaliaformes
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
Laurasiatheria
Scrotifera
Euungulata
Artiodactylamorpha
Artiodactyla()
Ruminantiamorpha
familyProtoceratidae
subfamilySynthetoceratinaeFrick 1937
genusSynthetoceras

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.

G. †Synthetoceras Stirton 1932
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Synthetoceras davisorum Hulbert and Whitmore 2006
Synthetoceras tricornatus Stirton 1932
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: grazerg
Reproduction: viviparoussubc
Comments: grazer based on premaxillary shape (Solounias and Moelleken 1993)g
Created: 2009-01-04 10:48:40
Modified: 2009-01-04 12:48:40
Source: g = genus, f = family, o = order, subc = subclass, c = class, subp = subphylum
References: Prothero 1998, Lillegraven 1979, Hendy et al. 2009, Carroll 1988, Nowak 1999, Solounias and Moelleken 1993

Age range: base of the Hemingfordian to the top of the Clarendonian or 20.43000 to 9.40000 Ma

Collections (15 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Hemingfordian20.43 - 15.97Mexico (Oaxaca) S. sp. (18744)
Hemingfordian20.43 - 15.97USA (Florida) Syndyoceras australis (18597)
Clarendonian12.5 - 9.4USA (Texas) S. sp. (18623 18640) S. tricornatus (18074 18244 18252 18347 18355 18610 18645)
Clarendonian12.5 - 9.4USA (Nebraska) S. tricornatus (18315)
Hemphillian10.3 - 4.9USA (Alabama) S. sp. (18559) S. tricornatus (81498)
Hemphillian10.3 - 4.9USA (Florida) Protoceratidae indet. (18560)