Reservoir Creek Bonanza: Wasatchian, Wyoming

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
Ectoganus cf. gliriformis Cope 1874
Mammalia - Primates - Notharctidae
Cantius abditus n. sp. (Gingerich and Simons 1977)
from YPM 45: Gingerich and Simons 1977
Mammalia - Primates - Paromomyidae
Phenacolemur sp. Matthew 1915
    = Phenacolemurinae indet. Simpson 1955
Alroy 2002
said to be new
Mammalia - Primates - Microsyopidae
Microsyops latidens (Cope 1882)
Mammalia - Primates - Omomyidae
Anemorhysis pattersoni n. sp. Bown and Rose 1984
described by Bown and Rose 1984; type is from YPM 45-S; includes specimen of "A. musculus" (Szalay 1976 fig. 39); B & R 87: at YPM 45-S, USGS D-1198C
Absarokius metoecus n. sp. Bown and Rose 1987
USGS D-1198 (type is from D-1198-B), 1662, YPM 45-M, -E, -S: B & R 87
Mammalia - Creodonta - Oxyaenidae
Oxyaena cf. forcipata Cope 1874
Mammalia - Creodonta - Hyaenodontidae
Prototomus vulpecula (Matthew and Granger 1915)
recombined as Gazinocyon vulpeculus
Tritemnodon cf. hians (Cope 1877)
    = Tritemnodon cf. strenuus Cope 1875
Alroy 2002
Mammalia - Creodonta
Prolimnocyon sp. Matthew and Granger 1915
Mammalia
cf. Oodectes sp. Wortman 1901
Miacis petilus Gingerich 1983
Heinrich and Rose 1995
probably includes "M. exiguus" based on discussion of Gingerich 1983 (2 measurements)
Vulpavus canavus (Cope 1881)
Vulpavus australis Matthew and Granger 1915
Uintacyon cf. asodes Gazin 1952
Vassacyon promicrodon (Wortman and Matthew 1899)
Mammalia - Viverravidae
Viverravus lutosus Gazin 1952
Viverravus cf. acutus Matthew and Granger 1915
Didymictis sp. Cope 1875
    = Didymictis protenus Cope 1874
Polly 1997
Mammalia - Metacheiromyidae
Palaeanodon ignavus Matthew 1918
Mammalia - Perissodactyla - Equidae
Xenicohippus grangeri Bown and Kihm 1981
Mammalia - Perissodactyla - Palaeotheriidae
Hyracotherium sp. Owen 1841
Mammalia - Perissodactyla
Heptodon calciculus (Cope 1880)
cf. Homogalax sp. Hay 1899
Mammalia - Phenacodontidae
Phenacodus vortmani (Cope 1880)
Mammalia - Diacodexeidae
Bunophorus grangeri (Sinclair 1914)
Stucky and Krishtalka 1990
Y-M45; presumably = "B. sp."
Diacodexis robustus Sinclair 1914
recombined as Bunophorus robustus
Diacodexis metsiacus (Cope 1882)
Mammalia - Procreodi - Arctocyonidae
Anacodon ursidens Cope 1882
Chriacus sp. Cope 1883
said to be new
Thryptacodon cf. loisi Kelley and Wood 1954
    = Thryptacodon cf. antiquus Matthew and Granger 1915
Alroy 2002
Mammalia - Macroscelidea - Amphilemuridae
Macrocranion nitens (Matthew 1918)
Mammalia - Condylarthra - Hyopsodontidae
Hyopsodus cf. miticulus (Cope 1874)
    = Hyopsodus sp. Leidy 1870
Alroy 2002
Hyopsodus cf. minor Loomis 1905
Mammalia - Apatemyidae
Apatemys bellulus Marsh 1872
Apatemys rodens Troxell 1923
Mammalia - Esthonychidae
Esthonyx sp. Cope 1874
presumably sensu stricto
Mammalia - Coryphodontidae
Coryphodon sp. (Owen 1845)
original and current combination Lophiodon (Coryphodon)
Mammalia - Leptictidae
Palaeictops bicuspis (Cope 1880)
see also Rose 1999a for material from USGS D-1198 and Y-45S
Didelphodus sp. Cope 1882
Reptilia - Testudines - Kinosternoidea
Baltemys staurogastros Hutchison 1991
Hutchison 1991
from UCMP loc V72013 = Yale 45
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
Geographic resolution:small collection
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
Formation:Willwood
Local section:15MiC Local bed:470
Local order:bottom to top
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Collection size:2972 specimens
Reason for describing collection:biostratigraphic analysis
Taxonomic list comments:Schankler-Wing and Bown sections meet at this locality, so it has a meter level in both sections; see Schankler 1980 for placement of YPM 45 at 530 m in his section
USGS 1244 and part of 1198 are in Washakie County
USGS D-1662 is placed at the 470/550 level by B & R 87
Metadata
Also known as:USGS Loc. D-1198, 1160, 1160N, 1244, 1315, YPM 45 (= 1198B), 45-S (= 1198C), 45-E
Database number:15576
Authorizer:J. Alroy, P. Holroyd Enterer:J. Alroy, P. Holroyd
Research group:vertebrate
Created:1993-02-18 00:00:00 Last modified:2002-06-03 03:27:40
Access level:the public Released:1993-02-18 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
6214. T. M. Bown, K. D. Rose, E. L. Simons and S. L. Wing. 1994. Distribution and stratigraphic correlation of upper Paleocene and lower Eocene fossil mammal and plant localities of the Fort Union, Willwood, and Tatman formations, southern Bighorn Basin, Wyoming. United States Geological Survey Professional Paper 1540:1-103 [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]
1823 R. E. Heinrich and K. D. Rose. 1995. Partial skeleton of the primitive carnivoran Miacis petilus from the early Eocene of Wyoming. Journal of Mammalogy 76(1):148-162 [J. Alroy/J. Alroy/J. Alroy]
691 J. H. Hutchison. 1991. Early Kinosterninae (Reptilia: Testudines) and their phylogenetic significance. Journal of Vertebrate Paleontology 11(2):145-167 [J. Alroy/J. Alroy/J. Alroy]
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]
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]