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Helohyus

Mammalia - Helohyidae

Synonyms
Synonymy list
YearName and author
1870Thinotherium Cope p. 292
1872Thinotherium Marsh
1872Helohyus Marsh p. 207
1877Helohyus Marsh p. 38
1878Ithygrammodon cameloides Osborn et al. p. 57
1902Helohyus Hay p. 650
1902Thinotherium Hay p. 661
1902Ithygrammodon cameloides Hay p. 674
1914Lophiohyus Sinclair
1955Helohyus Gazin p. 37
1977Helohyus Coombs and Coombs p. 292
1988Helohyus Carroll p. 639
1997Lophiohyus McKenna and Bell p. 403
1998Helohyus Stucky p. 369
2006Helohyus Ferrusquía-Villafranca p. 995
2007Helohyus Foss p. 86
2009Helohyus Spaulding et al.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
subclassSynapsida
Therapsida()
infraorderCynodontia()
RankNameAuthor
Mammaliamorpha
Mammaliaformes
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
Laurasiatheria
Scrotifera
Euungulata
Artiodactylamorpha
Artiodactyla()
superfamilyDichobunoideaGill 1872
familyHelohyidae
genusHelohyus

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. †Helohyus Marsh 1872
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Helohyus lentus Marsh 1871
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Invalid names: Parahyus aberrans Marsh 1894 [synonym]
Helohyus milleri Sinclair 1914
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Invalid names: Lophiohyus alticeps Sinclair 1914 [synonym]
Helohyus plicodon Marsh 1872
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Invalid names: Thinotherium validum Marsh 1872 [synonym]
Invalid names: Ithygrammodon cameloides Osborn et al. 1878 [nomen dubium], Lophiohyus Sinclair 1914 [synonym], Thinotherium Marsh 1872 [synonym], Thinotherium Cope 1870 [synonym]
Diagnosis
No diagnoses are available