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Merycodus necatus

Mammalia - Antilocapridae

Taxonomy
Merycodus necatus was named by Leidy (1854) [genotype]. It is a 3D body fossil. Its type locality is South Bijou Hill, which is in a Barstovian terrestrial claystone in the Fort Randall Formation of South Dakota. It is the type species of Merycodus.

It was recombined as Dicrocerus necatus by Cope (1875), Cope (1875) and Cope (1877); it was considered a nomen dubium by Frick (1937).

Synonymy list
YearName and author
1854Merycodus necatus Leidy p. 90
1857Merycodus necatus Leidy p. 89
1873Merycodus necatus Leidy p. 318
1875Dicrocerus necatus Cope p. 257
1877Dicrocerus necatus Cope
1902Merycodus necatus Hay p. 683
1904Merycodus necatus Matthew p. 121
1967Merycodus necatus Skinner and Taylor
1998Merycodus necatus Janis and Manning

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Eugnathostomata
—Teleostomi(Bonaparte 1836)
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
RankNameAuthor
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
—Ruminantiamorpha
—Ruminantia(Scopoli 1777)
—Pecora()
familyAntilocapridae
genusMerycodus
speciesnecatus

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.

†Merycodus necatus Leidy 1854
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilep
Life habit: ground dwellingf
Diet: browserg
Diet 2: grazerg
Reproduction: viviparoussubc
Created: 2009-01-04 10:46:01
Modified: 2009-01-04 12:46:01
Source: g = genus, f = family, o = order, subc = subclass, subp = subphylum, p = phylum
References: Carroll 1988, Nowak 1999, Nowak 1991, Solounias and Moelleken 1993, Kiessling 2004, Lillegraven 1979

Age range: Barstovian or 16.30000 to 12.50000 Ma

Collections (18 total)


Time interval Ma Country or state Original ID and collection number
Miocene23.04 - 5.333USA (Montana) Merycodus necatus (18966)
Barstovian16.3 - 12.5USA (South Dakota) Merycodus necatus (18117 type locality: 18397)
Barstovian16.3 - 12.5Canada (Saskatchewan) Merycodus necatus (18758 18761 18767 18773 18797)
Barstovian16.3 - 12.5USA (Nebraska) Merycodus necatus (18027 18090 18123 18199 18261 18284 18332 18353 18376)
Early/Lower Barstovian16.3 - 12.5USA (Montana) Merycodus necatus (18803)