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Amphicyon longiramus

Osteichthyes - Carnivora

Taxonomy
Amphicyon longiramus was named by White (1942). Its type locality is Thomas Farm, which is in a Hemingfordian terrestrial sandstone/claystone in the Alachua Formation of Florida.

It was synonymized subjectively with Amphicyon intermedius by Olsen (1958).

Synonymy list
YearName and author
1942Amphicyon longiramus White
1960Amphicyon longiramus Olsen

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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
RankNameAuthor
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Ferae()
—Pancarnivora
—CarnivoramorphaWyss and Flynn 1993
—CarnivoraformesFlynn et al.
orderCarnivora
suborderCaniformiaKretzoi 1943
subfamilyAmphicyonidae
subfamilyAmphicyoninaeTrouessart 1885
genusAmphicyonLartet 1836
specieslongiramus

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.

†Amphicyon longiramus White 1942
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingsubf
Diet: carnivoresubf
Reproduction: viviparoussubc
Created: 2005-08-30 14:52:56
Modified: 2005-08-30 16:52:56
Source: subf = subfamily, subc = subclass, c = class, subp = subphylum
References: Ji et al. 2002, Lillegraven 1979, Carroll 1988, Hunt 1998, Hendy et al. 2009

Age range: base of the Hemingfordian to the top of the Burdigalian or 18.50000 to 15.98000 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Burdigalian20.45 - 15.98USA (Delaware) Amphicyon intermedius (18579)
Hemingfordian18.5 - 16.3USA (Florida) Amphicyon longiramus (type locality: 18597)
Hemingfordian18.5 - 16.3USA (Texas) Amphicyon sp. (18626)
Barstovian16.3 - 12.5USA (Texas) Amphicyon longiramus (18637 18705)