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Stockoceros

Osteichthyes - Antilocapridae

Taxonomy
Stockoceros was named by Skinner (1942) [named as subgenus of Tetrameryx by Frick 1937; raised to genus level]. It is not extant. Its type is Tetrameryx conklingi.

It was synonymized subjectively with Tetrameryx by Miller and Downs (1974).

It was assigned to Antilocapridae by Skinner (1942), Kurten and Anderson (1980), Carroll (1988); and to Stockoceratini by Bravo-Cuevas et al. (2013).

Synonymy list
YearName and author
1942Stockoceros Skinner
1980Stockoceros Kurten and Anderson p. 322
1988Stockoceros Carroll
2013Stockoceros Bravo-Cuevas et al. p. 608

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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
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
—Ruminantiamorpha
—Ruminantia(Scopoli 1777)
—Pecora()
familyAntilocapridae
subfamilyAntilocaprinae
tribeStockoceratini(Frick 1937)
genusStockoceros

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. †Stockoceros Skinner 1942
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†Stockoceros conklingi Stock 1930
†Stockoceros onusrosagris Roosevelt and Burden 1934
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: browserf
Diet 2: grazerf
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:09
Modified: 2005-08-31 16:51:41
Source: f = family, o = order, subc = subclass, c = class, subp = subphylum
References: Nowak 1999, Nowak 1991, Carroll 1988, Lillegraven 1979, Hendy et al. 2009

Age range: base of the Early/Lower Pleistocene to the top of the Rancholabrean or 2.58000 to 0.01400 Ma

Collections (18 total)


Time interval Ma Country or state Original ID and collection number
Blancan4.7 - 1.4Mexico (Sonora) Tetrameryx sp. (20322)
Early/Lower Pleistocene2.58 - 0.774Mexico (Jalisco) Stockoceros indet. (189787)
Irvingtonian1.4 - 0.21USA (California) S. sp. (26548)
Irvingtonian1.4 - 0.21Mexico (Aguascalientes) S. conklingi, Capromeryx mexicana (20283)
Irvingtonian1.4 - 0.21USA (Texas) S. sp. (20318)
Irvingtonian1.4 - 0.21USA (Arizona) S. onusrosagris (20444 20447 20448 20449 20450)
Rancholabrean0.21 - 0.014Mexico (Sonora) S. sp. (20495)
Rancholabrean0.21 - 0.014Mexico (Hidalgo) S. conklingi (113409)
Rancholabrean0.21 - 0.014Mexico (Puebla) S. sp. (230717)
Late/Upper Pleistocene (high glacial)0.129 - 0.0117USA (New Mexico) S. onusrosagris (76060)
Late/Upper Pleistocene0.129 - 0.0117USA (California) S. sp. (236635)
Late/Upper Pleistocene0.129 - 0.0117Mexico (Nuevo Leon) S. conklingi (71345)
Late/Upper Pleistocene0.129 - 0.0117USA (New Mexico) Tetrameryx onusrosagris (93281)
Late/Upper Pleistocene (late glacial)0.129 - 0.0117USA (Arizona) Tetrameryx conklingi (93244)