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Loxolophus hyattianus

Mammalia - Procreodi - Arctocyonidae

Taxonomy
Chriacus hyattianus was named by Cope (1885). Its type specimen is AMNH 3121, a maxilla (crushed fragment of maxilla containing LM1-M3), and it is a 3D body fossil. It is the type species of Loxolophus.

It was recombined as Protochriacus hyattianus by Matthew (1897); it was recombined as Loxolophus hyattianus by Scott (1892), Hay (1902), Hay (1930), Matthew (1937), Hunter (1997), Eberle and Lillegraven (1998).

Synonyms
Synonymy list
YearName and author
1885Chriacus hyattianus Cope p. 385
1885Loxolophus adapinus Cope p. 386
1892Loxolophus hyattianus Scott p. 296
1897Protochriacus hyattianus Matthew pp. 269 - 270 figs. Figure 2
1902Loxolophus hyattianus Hay p. 745
1930Loxolophus hyattianus Hay p. 460
1937Loxolophus hyattianus Matthew
1978Mimotricentes mirielae Van Valen
1997Loxolophus hyattianus Hunter
1998Loxolophus hyattianus Eberle and Lillegraven

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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()
RankNameAuthor
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
orderProcreodiMatthew 1915
familyArctocyonidaeMurray 1866
genusLoxolophus
specieshyattianus()

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.

†Loxolophus hyattianus Cope 1885
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Invalid names: Loxolophus adapinus Cope 1885 [synonym], Mimotricentes mirielae Van Valen 1978 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: omnivoref
Reproduction: viviparoussubc
Created: 2005-08-31 13:54:39
Modified: 2011-04-24 18:06:44
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Carroll 1988, Archibald 1998, Lillegraven 1979, Hendy et al. 2009, Ji et al. 2002

Age range: Puercan or 66.00000 to 63.80000 Ma

Collections (11 total)


Time interval Ma Country or state Original ID and collection number
Puercan66.0 - 63.8USA (Wyoming) Loxolophus hyattianus (14728 14731 14797)
Puercan66.0 - 63.8USA (New Mexico) Loxolophus hyattianus (14662 14703 14794 14795) Mimotricentes mirielae (14760)
Puercan66.0 - 63.8USA (Colorado) Loxolophus hyattianus (14677 14683 14792)