Elk Creek (390 m): Wasatchian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
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Ectoganus simplex
(Cope 1874)
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= Ectoganus gliriformis
Cope 1874
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Alroy 2002 | |||||||||
Mammalia
- Leptictidae
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Prodiacodon tauricinerei
(Jepsen 1930)
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Mammalia
- Rodentia
- Ischyromyidae
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Paramys cf. excavatus
Loomis 1907
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Mammalia
- Primates
- Notharctidae
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Pelycodus sp.
Cope 1875
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= Cantius sp.
Simons 1962
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Alroy 2002 | |||||||||
"mckennai/trigonodus" | ||||||||||
Mammalia
- Primates
- Paromomyidae
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Phenacolemur sp.
Matthew 1915
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= Phenacolemurinae indet.
Simpson 1955
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Alroy 2002 | |||||||||
form "2" | ||||||||||
Mammalia
- Primates
- Picromomyidae
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Picromomys petersonorum n. sp.
Rose and Bown 1996
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Rose and Bown 1996 | |||||||||
from USGS D-2035, Big Horn Co. (1 measurement) | ||||||||||
Mammalia
- Primates
- Omomyidae
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Tetonius sp.
Matthew 1915
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Bown and Rose 1987 | |||||||||
T. matthewi-ambiguus intergrade; Y-80 | ||||||||||
Mammalia
- Geolabididae
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Batodonoides vanhouteni
Bloch et al. 1998
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Bloch et al. 1998 | |||||||||
USGS D-2035 DUPLICATE REF 1100 or 1101 (1 measurement) | ||||||||||
Mammalia
- Phenacodontidae
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Phenacodus brachypternus
Cope 1882
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= Copecion brachypternus
Cope 1882
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Alroy 2002 | |||||||||
described by Thewissen 1990: from YM-421 | ||||||||||
Phenacodus primaevus
(Cope 1873)
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= Phenacodus sp.
Cope 1873
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Alroy 2002 | |||||||||
Mammalia
- Diacodexeidae
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Diacodexis metsiacus
(Cope 1882)
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= Diacodexis sp.
Cope 1882
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Alroy 2002 | |||||||||
Bunophorus etsagicus
(Cope 1882)
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= Bunophorus grangeri
Sinclair 1914
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Stucky and Krishtalka 1990 | |||||||||
Diacodexis robustus
Sinclair 1914
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= Bunophorus robustus
Sinclair 1914
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Alroy 2002 | |||||||||
Mammalia
- Creodonta
- Oxyaenidae
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Oxyaena forcipata
Cope 1874
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Gunnell and Gingerich 1991 | |||||||||
"O. intermedia/forcipata" | ||||||||||
Mammalia
- Creodonta
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Prolimnocyon atavus
Matthew and Granger 1915
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Gingerich and Deutsch 1989 | |||||||||
YPM 421 | ||||||||||
Didelphodus absarokae
(Cope 1881)
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Mammalia
- Creodonta
- Hyaenodontidae
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Tritemnodon strenua
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= Tritemnodon strenuus
Cope 1875
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Alroy 2002 | |||||||||
Prototomus robustus
(Matthew and Granger 1915)
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Gingerich and Deutsch 1989 | |||||||||
YPM 421; may = "P. sp. 1" | ||||||||||
Prototomus viverrinus
Cope 1874
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Gingerich and Deutsch 1989 | |||||||||
recombined as Sinopa viverrinus | ||||||||||
YPM 421; may = "P. sp. 1" | ||||||||||
Mammalia
- Viverravidae
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Didymictis protenus
(Cope 1874)
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Polly 1997 | |||||||||
YM-421; "D. curtidens/lysitensis" | ||||||||||
Viverravus acutus
Matthew and Granger 1915
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Polly 1997 | |||||||||
YM-421; "V. acutus/gracilis" | ||||||||||
Mammalia
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Miacis exiguus
Matthew and Granger 1915
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= Miacis petilus
Gingerich 1983
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Gingerich 1983 | |||||||||
from YPM 421 | ||||||||||
Vulpavus australis
Matthew and Granger 1915
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described by Gingerich 1983a: YPM 421 | ||||||||||
Mammalia
- Condylarthra
- Hyopsodontidae
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Hyopsodus sp.
Leidy 1870
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"loomisi/minor" | ||||||||||
Mammalia
- Coryphodontidae
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Coryphodon sp.
(Owen 1845)
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original and current combination Lophiodon (Coryphodon) | ||||||||||
"2" | ||||||||||
Mammalia
- Esthonychidae
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Esthonyx bisulcatus
Cope 1874
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Reptilia
- Xantusiidae
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Palaeoxantusia sp.
Hecht 1956
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Smith 2011 | 8 specimens | ||||||||
USNM 527883 (left dentary fragment), 527884, 527885 (left maxilla fragments), 527886 (right maxilla fragment), 527887 (left maxilla fragment), 527956 (partial right dentary), 527960 (left maxilla; Text-fig. 6A), 527965 (right dentary; Textfig. 6B). | ||||||||||
Reptilia
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Scincoideus sp.
Folie et al. 2005
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Smith 2011 | 22 specimens | ||||||||
USNM 527823 (right dentary fragment), 527824 (left maxilla fragment), 527825 (partial premaxilla; Text-fig. 7A), 527840 (left dentary fragment), 527889 (left maxilla fragment), ?527890 (left dentary fragment), 527891 (right dentary fragment), 527893 (right dentary fragment), 527894 (jaw fragment), 527895 (right dentary fragment), 527896, 527897 (right dentary fragment), 527898 (left dentary fragment), 527899 (right maxilla fragment; Text-fig. 7B), 527900 (left dentary fragment; Textfig. 7C), 527901–527905 (jaw fragments), 527906 (right maxilla fragment), 527907 (premaxilla fragment). | ||||||||||
Reptilia
- Iguanidae
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Paranolis delicatus n. gen., n. sp.
Smith 2011
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Smith 2011 | 2 specimens | ||||||||
USNM 527969 (holotype), left dentary; Referred specimen: USNM 527944 (partial left jugal; Textfig. 5A). "This specimen is not in the syntype." | ||||||||||
Suzanniwana sp.
Smith 2009
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Smith 2011 | 23 specimens | ||||||||
USNM 527830 (jaw fragment), 527831 (maxilla fragment), ?527833 (jaw fragment), 527835 (fragment of articulated right dentary and splenial; Text-fig. 2H), 527837 (fragment of articulated right dentary and splenial; Text-fig. 2I), 527838 (partial left dentary; Text-fig. 2G), 527839 (partial left dentary), 527841, 527842 (left dentary fragments), 527845 (right dentary fragment; Text-fig. 2E), 527846 (left maxilla fragment), 527847 (right maxilla fragment; Text-fig. 2C), ?527848 (left dentary fragment), 527853, 527854 (jaw fragments), 527855 (left maxilla fragment), 527856 (right dentary fragment), ?527859, ?527860 (jaw fragments), 527877 (premaxilla fragment; Text-fig. 2A), 527967 (partial right dentary; Text-fig. 2D), 527974 (right maxilla; Text-fig. 2B), 527979 (partial left dentary; Text-fig. 2F). | ||||||||||
Anolbanolis geminus n. sp.
Smith 2011
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Smith 2011 | 18 specimens | ||||||||
USNM 527980 (holotype), partial right maxilla; Paratypes: USNM 527815 (partial left dentary; Text-fig. 4E), 527816 (left mandible fragment), 527828 (jaw fragment), ?527832 (left maxilla fragment), 527836 (portion of articulated right dentary and splenial; Text-fig. 4F), 527843 (jaw fragment), 527844 (right dentary fragment), 527849 (left dentary fragment), 527852 (jaw fragment), 527861, 527862 (left dentary fragments), 527870 (partial right dentary), 527941 (partial left postorbital; Text-fig. 4D), 527981 (partial right dentary), 527983 (partial right dentary). Referred specimens: 527876 (partial premaxilla; Text-fig. 4A), 527931 (partial left pterygoid; Text-fig. 4C). | ||||||||||
Reptilia
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Anguimorpha informal sp. 2
Fürbringer 1900
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Smith 2011 | 3 specimens | ||||||||
USNM 527822, 527874 (jaw fragments), 527961 (left dentary). | ||||||||||
cf. Saniwa sp.
Leidy 1870
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Smith 2011 | 3 specimens | ||||||||
USNM 527911 (right maxilla fragment; Text-fig. 14A, B), 527912 (left dentary fragment; Text-fig. 14C), 527976 (left dentary fragment; Text-fig. 14D). | ||||||||||
Reptilia
- Anguidae
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Glyptosaurinae indet.
Marsh 1872
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Smith 2011 | 1 specimen | ||||||||
USNM 527977 (right dentary fragment) | ||||||||||
Proxestops sp.
Gauthier 1982
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Smith 2011 | 4 specimens | ||||||||
USNM 527868 (right dentary fragment; Text-fig. 9B, 10B), 527869 (posterior jaw fragment; Text-fig. 10A), 527917 (left frontal fragment; Text-fig. 9A), 527975 (partial left dentary). | ||||||||||
Glyptosaurus rhodinos n. sp.
Smith 2011
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Smith 2011 | 2 specimens | ||||||||
USNM 527814 (holotype), partial parietal; Paratype: USNM 527978 (partial right maxilla) | ||||||||||
Gerrhonotinae indet.
(Cope 1864)
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Smith 2011 | 4 specimens | ||||||||
USNM 527863 (jaw fragment), 527865 (jaw fragment; Text-fig. 8), 527867 (left maxilla fragment), 527873 (left dentary fragment). | ||||||||||
Reptilia
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Anguimorpha informal sp. 1
Fürbringer 1900
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Smith 2011 | 7 specimens | ||||||||
USNM 527817 (right maxilla fragment), 527819 (jaw fragment), 527820 (right dentary fragment), 527821 (right dentary fragment; Text-fig. 13), 527866 (left maxilla fragment), 527871 (left dentary fragment), 527872 (jaw fragment). | ||||||||||
= Entomophontes incrustatus
Smith and Gauthier 2013
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Smith and Gauthier 2013 | |||||||||
(same specimens as above) | ||||||||||
Entomophontes hutchisoni n. sp.
Smith and Gauthier 2013
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Smith and Gauthier 2013 | 3 specimens | ||||||||
USNM 527961 (holotype), left dentary; Paratypes: USNM 527822 (jaw fragment), 527874 (jaw fragment). | ||||||||||
Reptilia
- Necrosauridae
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Provaranosaurus sp.
Gilmore 1942
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Smith 2011 | 1 specimen | ||||||||
USNM 527970 (right dentary fragment). | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Wyoming | County: | Big Horn |
Coordinates: | 44.5° North, 108.0° West (view map) | ||||
Paleocoordinates: | 49.2° North, 90.8° 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: | 55.80000 - 50.30000 m.y. ago | ||
* legacy (obsolete) database fields |
Lithology and environment
Primary lithology: | not reported |
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
Reason for describing collection: | biostratigraphic analysis |
Taxonomic list comments:Dorsey Quarry placed at 397 m level by Bloch et al. 1998 |
Metadata
Also known as: | USGS D-2035 (Dorsey Quarry); YPM 80, 421; USNM D2035Q | ||
Database number: | 15534 | ||
Authorizer: | J. Alroy, P. Barrett | Enterer: | J. Alroy, T. Cleary |
Modifier: | T. Cleary | Research group: | vertebrate |
Created: | 1993-02-18 00:00:00 | Last modified: | 2016-09-06 09:45:06 |
Access level: | the public | Released: | 1993-02-18 00:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
3021. | D. M. Schankler. 1980. Faunal Zonation of the Willwood Formation in the Central Bighorn Basin, Wyoming. University of Michigan Papers on Paleontology 24:99-114 [J. Alroy/J. Alroy/M. Uhen] |
Secondary references:
6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
1100 | J. I. Bloch, K. D. Rose, and P. D. Gingerich. 1998. New species of Batodonoides (Lipotyphla, Geolabididae) from the early Eocene of Wyoming: smallest known mammal?. Journal of Mammalogy 79(3):804-827 [J. Alroy/J. Alroy/J. Alroy] | |
1123 | T. M. Bown and K. D. Rose. 1987. Patterns of Dental Evolution in Early Eocene Anaptomorphine Primates (Omomyidae) from the Bighorn Basin, Wyoming. Paleontological Society Memoir 23:1-162 [J. Alroy/J. Alroy/J. Ju] | |
1650 | P. D. Gingerich. 1983. Paleocene-Eocene faunal zones and a preliminary analysis of Laramide structural deformation in the Clarks Fork Basin, Wyoming. Wyoming Geological Association Guidebook 34:185-195 [J. Alroy/J. Alroy/M. Uhen] | |
1666 | P. D. Gingerich and H. A. Deutsch. 1989. Systematics and Evolution of Early Eocene Hyaenodontidae (Mammalia, Creodonta) in the Clarks Fork Basin, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 27(13):327-391 [J. Alroy/J. Alroy/J. Marcot] | |
1745 | G. F. Gunnell and P. D. Gingerich. 1991. Systematics and Evolution of Late Paleocene and Early Eocene Oxyaenidae (Mammalia, Creodonta) in the Clarks Fork Basin, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 28(7):141-180 [J. Alroy/J. Alroy/J. Marcot] | |
2787 | P. D. Polly. 1997. Ancestry and Species Definition in Paleontology: A Stratocladistic Analysis of Paleocene-Eocene Viverravidae (Mammalia, Carnivora) from Wyoming. Contributions from the Museum of Paleontology, University of Michigan 30(1):1-53 [J. Alroy/J. Alroy/M. Uhen] | |
2966 | K. D. Rose and T. M. Bown. 1996. A new plesiadapiform (Mammalia: Plesiadapiformes) from the early Eocene of the Bighorn Basin, Wyoming. Annals of Carnegie Museum 65(3):305-321 [J. Alroy/J. Alroy/M. Uhen] | |
60297 | K. T. Smith. 2011. The long-term history of dispersal among lizards in the early Eocene: new evidence from a microvertebrate assemblage in the Bighorn Basin of Wyoming, USA. Palaeontology 54(6):1243-1270 [P. Barrett/T. Cleary] | |
60296 | K. T. Smith and J. A. Gauthier. 2013. Early Eocene lizards of the Wasatch Formation near Bitter Creek, Wyoming: diversity and paleoenvironment during an interval of global warming. Bulletin of the Peabody Museum of Natural History 54(2):135-230 [P. Barrett/T. Cleary] | |
3335 | R. K. Stucky and L. Krishtalka. 1990. Revision of the Wind River Faunas, Early Eocene of Central Wyoming. Part 10. Bunophorus (Mammalia, Artiodactyla). Annals of Carnegie Museum 59(2):149-171 [J. Alroy/J. Alroy/J. Marcot] |