La Barge: Wasatchian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
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Peratherium chesteri
Gazin 1952
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= Peradectes chesteri
Gazin 1952
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Alroy 2002 | |||||||||
Peratherium edwardi
Gazin 1952
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Mammalia
- Leptictidae
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Palaeictops pineyensis n. sp.
(Gazin 1952)
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= Palaeictops bicuspis
Cope 1880
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Alroy 2002 | |||||||||
Mammalia
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Stylinodontinae indet.
Schlosser 1911
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confirmed by Schoch 1986 | ||||||||||
Mammalia
- Procreodi
- Arctocyonidae
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Thryptacodon antiquus
Matthew and Granger 1915
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Mammalia
- Phenacodontidae
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Meniscotherium robustum
Thorpe 1934
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= Meniscotherium chamense
Cope 1874
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Alroy 2002 | |||||||||
Mammalia
- Perissodactyla
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Hyracotherium cf. craspedotum
Cope 1880
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= Perissodactyla indet.
Owen 1848
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Alroy 2002 | |||||||||
- could be Systemodon tapirinus | ||||||||||
Mammalia
- Perissodactyla
- Equidae
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Protorohippus cf. venticolum
(Cope 1881)
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Hussain 1971 | |||||||||
"LaBarge medium" | ||||||||||
Hyracotherium vasacciense
(Cope 1872)
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= Minippus index
Cope 1873
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Froehlich 2002 | |||||||||
"LaBarge small" | ||||||||||
Mammalia
- Perissodactyla
- Brontotheriidae
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Lambdotherium popoagicum
Cope 1880
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see Bonillas 1936 | ||||||||||
Mammalia
- Perissodactyla
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Heptodon ventorum
(Cope 1880)
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= Heptodon calciculus
Cope 1880
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Alroy 2002 | |||||||||
Heptodon posticus
(Cope 1882)
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Radinsky 1963 | |||||||||
Mammalia
- Homacodontidae
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Hexacodus pelodes
Gazin 1952
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Mammalia
- Diacodexeidae
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Diacodexis secans
(Cope 1881)
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= Diacodexis sp.
Cope 1882
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Alroy 2002 | |||||||||
could be D. kelleyi or something else | ||||||||||
Bunophorus cf. macropternus
(Cope 1882)
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Mammalia
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Vulpavus asius n. sp.
Gazin 1952
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= Vulpavus australis
Matthew and Granger 1915
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Alroy 2002 | |||||||||
Miacis exiguus
Matthew and Granger 1915
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= Miacis sp.
Cope 1872
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Alroy 2002 | |||||||||
Miacis cf. latidens
Matthew and Granger 1915
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Uintacyon asodes
Gazin 1952
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Mammalia
- Viverravidae
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Didymictis altidens
Cope 1880
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Viverravus lutosus
Gazin 1952
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Mammalia
- Epoicotheriidae
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Pentapassalus pearcei
Gazin 1952
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= Tubulodon pearcei
Gazin 1952
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Alroy 2002 | |||||||||
Mammalia
- Creodonta
- Oxyaenidae
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Oxyaena sp.
Cope 1874
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= Oxyaena lupina
Cope 1874
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Gunnell 1998 | |||||||||
Ambloctonus major
Denison 1938
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Mammalia
- Creodonta
- Hyaenodontidae
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Sinopa cf. vulpecula
Matthew and Granger 1915
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= Gazinocyon cf. vulpeculus
Matthew and Granger 1915
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Alroy 2002 | |||||||||
Sinopa cf. strenua
(Cope 1875)
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= Tritemnodon cf. strenuus
Cope 1875
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Alroy 2002 | |||||||||
Mammalia
- Creodonta
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Prolimnocyon elisabethae
Gazin 1952
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= Prolimnocyon antiquus
Matthew and Granger 1915
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Alroy 2002 | |||||||||
Mammalia
- Acreodi
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Sinopa viverrina
(Cope 1874)
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= Wyolestes dioctes n. sp.
Gingerich 1982
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Gingerich 1982 | |||||||||
specimen proposed as neotype of Prototomus viverrinus by Van Valen 1966 DUPLICATE REF 1645 or 1646 or 1647 or 1648 or 1649 | ||||||||||
Mammalia
- Rodentia
- Ischyromyidae
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Paramys copei
Loomis 1907
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includes "P. major"; described by Wood 1962 as P. copei copei | ||||||||||
Paramys excavatus
Loomis 1907
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assigned to P. excavatus excavatus by Wood 1962 | ||||||||||
Mammalia
- Rodentia
- Cylindrodontidae
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Dawsonomys woodi
Gazin 1961
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Mammalia
- Rodentia
- Sciuravidae
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Knightomys senior
(Gazin 1952)
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Mammalia
- Primates
- Notharctidae
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Notharctus cf. venticolus
Osborn 1902
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Notharctus limosus n. sp.
Gazin 1952
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= Cantius nunienus
Cope 1881
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Alroy 2002 | |||||||||
Mammalia
- Primates
- Microsyopidae
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Cynodontomys knightensis
Gazin 1952
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= Microsyops knightensis
Gazin 1952
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Alroy 2002 | |||||||||
Mammalia
- Primates
- Omomyidae
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Omomys sheai n. sp.
Gazin 1962
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(2 measurements) | ||||||||||
= Loveina sheai
Gazin 1962
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Alroy 2002 | |||||||||
Chlororhysis knightensis n. sp.
Gazin 1958
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Anemorhysis sublettensis n. sp.
(Gazin 1952)
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presumably includes tentative record of Gunnell 1995a from "Red Buttes... 12 miles north of Big Piney" | ||||||||||
Absarokius noctivagus
Matthew 1915
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= Absarokius abbotti
Loomis 1906
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Alroy 2002 | |||||||||
Mammalia
- Condylarthra
- Hyopsodontidae
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Hyopsodus wortmani
Osborn 1902
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Hyopsodus cf. mentalis
(Cope 1875)
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Mammalia
- Coryphodontidae
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Coryphodon radians
(Cope 1872)
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Coryphodon lobatus
Cope 1877
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Lucas 1998 | |||||||||
Mammalia
- Apatemyidae
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Apatemys hurzeleri n. sp.
Gazin 1962
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= Apatemys bellulus
Marsh 1872
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Alroy 2002 | |||||||||
Mammalia
- Esthonychidae
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Esthonyx acutidens
Cope 1881
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Reptilia
- Anguidae
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Arpadosaurus gazinorum n. gen., n. sp.
Meszoely 1970
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Meszoely 1970 | |||||||||
see common names |
Geography
Country: | United States | State/province: | Wyoming | County: | Sublette |
Coordinates: | 42.7° North, 110.1° West (view map) | ||||
Paleocoordinates: | 47.7° North, 93.5° West | ||||
Basis of coordinate: | based on political unit |
Time
Period: | Paleogene | Epoch: | Eocene |
Stage: | Ypresian | 10 m.y. bin: | Cenozoic 2 |
*Period: | Tertiary | ||
Key time interval: | Wasatchian | ||
Age range of interval: | 54.90000 - 50.50000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Lithology and environment
Primary lithology: | mudstone |
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
Collection size: | 580 specimens |
Reason for describing collection: | general faunal/floral analysis |
Taxonomic list comments:said to underlie the Tipton Shale (=Fontenelle), therefore clearly within the La Barge Mbr. sensu Krishtalka et al. 1987 apparently includes material referred to by Szalay 1969a as "Muddy Creek locality, 12 miles north of Big Piney... Sublette Co." Lostcabinian |
Metadata
Also known as: | 12 mi north of Big Piney; Tulsa | ||
Database number: | 15662 | ||
Authorizer: | J. Alroy, P. Holroyd, J. Marcot | Enterer: | J. Alroy, J. Marcot, P. Holroyd |
Modifier: | P. Holroyd | Research group: | vertebrate |
Created: | 1993-02-18 00:00:00 | Last modified: | 2024-01-07 14:31:20 |
Access level: | the public | Released: | 1993-02-18 00:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
1616. | C. L. Gazin. 1962. A Further Study Of The Lower Eocene Mammalian Faunas Of Southwestern Wyoming. Smithsonian Miscellaneous Collections 144(1):1-98 [J. Alroy/J. Alroy/J. Marcot] |
Secondary references:
6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
53105 | D. J. Froehlich. 2002. Quo vadis Eohippus? The systematics and taxonomy of the early Eocene equids (Perissodactyla). Zoological Journal of the Linnean Society 134:141-256 [M. Carrano/M. Carrano/M. Carrano] | |
1645 | P. D. Gingerich. 1982. Time resolution in mammalian evolution: sampling, lineages and faunal turnover. Proceedings of the Third North American Paleontological Convention 1:205-210 [J. Alroy/J. Alroy/M. Uhen] | |
1735 | G. F. Gunnell. 1998. Creotonda. In C. M. Janis, K. M. Scott, and L. L. Jacobs (eds.), Evolution of Tertiary Mammals of North America, Volume 1: Terrestrial Carnivores, Ungulates, and Ungulate like Mammals [J. Alroy/J. Alroy/M. Uhen] | |
6184 | 5% 38720 | S.T. Hussain. 1971. Revision of Hipparion (Equidae, Mammalia) from the Siwalik Hills of Pakistan and India. Akademie der Wissenschaften, Mathematich-Naturwissen Schaftliche Klasse Abhandlungen 147:68 [W. Clyde/J. Finarelli/W. Clyde] |
6280 | S. G. Lucas. 1998. Fossil mammals and the Paleocene/Eocene series boundary in Europe, North America, and Asia. In M.-P. Aubry, S. G. Lucas and W. A. Berggren (eds.), Late Paleocene–Early Eocene Biotic and Climatic Events in the Marine and Terrestrial Records 451-500 [J. Alroy/J. Alroy/M. Uhen] | |
14550 | C. Meszoely. 1970. North American fossil anguid lizards. Bulletin of the Museum of Comparative Zoology 139(2):87-149 [J. Head/J. Head/J. Head] | |
2818 | L. B. Radinsky. 1963. Origin and Early Evolution of North American Tapiroidea. Peabody Museum of Natural History Bulletin 17:1-118 [J. Alroy/J. Alroy/J. Marcot] |