Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Praetragulidae

Mammalia - Praetragulidae

Synonymy list
YearName and author
2001Praetragulidae Vislobokova p. S136

Is something missing? Join the Paleobiology Database and enter the data

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()
infraorderCynodontia()
—Mammaliamorpha
RankNameAuthor
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
—Ruminantiamorpha
—Ruminantia(Scopoli 1777)
infraorderTragulina
superfamilyHypertraguloidea
familyPraetragulidae
familyPraetragulidae

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.

Fm. †Praetragulidae Vislobokova 2001
show all | hide all
G. †Parvitragulus Emry 1978
hide
†Parvitragulus priscus Emry 1978
G. †Praetragulus Vislobokova 1998
hide
†Praetragulus electus Vislobokova 1998
†Praetragulus gobiae Matthew and Granger 1925
G. †Simimeryx Stock 1934
hide
†Simimeryx hudsoni Stock 1934
†Simimeryx minutus Peterson 1934
Diagnosis
ReferenceDiagnosis
I. A. Vislobokova 2001Skull brachycephalic with shorter snout than in hypertragulids and hypisodontids. Orbits not very large. Postorbital bar apparently open. Foramen ovale small, ovate, and placed as in hypertra- gulids. Petrosal short and broad. Promontorium weak, short, and corresponding to main whorl of cochlea. Tensor tympani fossa pocketed both in lateral and medial wall. Stapedial muscle fossa narrow, sinuous, and located posteriorly. Upper canines large. Lower canines not completely included in incisor row, small or enlarged. PI and pi lost. Diastemata behind p2 absent. Radius and ulna usuatly separate. Fibula distally detached, not fused to tibia. Central metapodials separate.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilec
Life habit: ground dwellingo
Diet: grazero
Diet 2: browsero
Reproduction: viviparoussubc
Created: 2005-08-26 14:03:05
Modified: 2005-09-19 12:23:23
Source: o = order, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Nowak 1999, Carroll 1988, Hendy et al. 2009

Age range: base of the Uintan to the top of the Early/Lower Oligocene or 46.20000 to 27.30000 Ma

Collections (28 total)


Time interval Ma Country or state Original ID and collection number
Uintan46.2 - 39.7USA (California) Simimeryx hudsoni (16610) Simimeryx sp. (16786)
Uintan - Duchesnean46.2 - 37.0USA (California) Simimeryx hudsoni (16533 16800 16801)
Duchesnean39.7 - 37.0USA (Utah) Leptomeryx minutus (16852)
Duchesnean39.7 - 37.0USA (California) Simimeryx hudsoni (16803 16804 16805 16806 16807 16808 16809 16810 16811) Simimeryx sp. (16813)
Late/Upper Eocene37.71 - 33.9Mongolia (Dornogov) Praetragulus electus (174716)
Late/Upper Eocene37.71 - 33.9Mongolia Lophiomeryx gobiae (73781)
Chadronian37.0 - 33.9USA (New Mexico) Hypertragulidae indet. (17032)
Chadronian37.0 - 33.9USA (Nebraska) Parvitragulus sp. (16941)
Chadronian37.0 - 33.9USA (Wyoming) Parvitragulus priscus (16960 16961)
Chadronian37.0 - 33.9USA (Texas) Hypisodus minimus (16888 16894) Parvitragulus priscus (16934)
Early/Lower Oligocene33.9 - 27.3Mongolia Praetragulus gobiae (75601 77772)
Early/Lower Oligocene33.9 - 27.3Mongolia (Övörkhangai) Praetragulus gobiae (75595)