PBDB Collection

Bobcat Draw Bonanza (Eocene of the United States)

Also known as USGS Loc. D-1256, 1463, YPM 192 (= UCMP V81182), 193, 315

Where: Washakie County, Wyoming (44.0° N, 108.0° W: paleocoordinates 48.7° N, 90.9° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Willwood Formation, Wasatchian (55.8 - 50.3 Ma)

• placed in Schankler-Wing section by Bown et al.

•level correctly given as 625 m by Bown and Rose 1987

Environment/lithology: terrestrial

Reposited in the UCMP

Primary reference: 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]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 15559: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Reptilia
Testudines - Kinosternoidea	Baltemys staurogastros³ Baltemys staurogastros³ Hutchison 1991 mud turtle
Mammalia
Cimolesta - Coryphodontidae	Coryphodon sp. Coryphodon sp. Owen 1845 pantodont
Cimolesta - Apatemyidae	Apatemys cf. bellulus Apatemys cf. bellulus Marsh 1872 eutherian
Cimolesta - Esthonychidae	Esthonyx sp. Esthonyx sp. Cope 1874 tillodont presumably sensu stricto
Condylarthra - Hyopsodontidae	Hyopsodus sp., Hyopsodus cf. lysitensis, Hyopsodus powellianus Hyopsodus sp. Leidy 1870 condylarth said to be new Hyopsodus cf. lysitensis Gingerich 1974 condylarth Hyopsodus powellianus Cope 1884 condylarth
Primates - Paromomyidae	Phenacolemurinae indet.¹ Phenacolemurinae indet.¹ Simpson 1955 primate
Primates - Omomyidae	Anemorhysis wortmani, Absarokius metoecus², Absarokius abbotti Anemorhysis wortmani Bown and Rose 1984 tarsier Absarokius metoecus² Bown and Rose 1987 tarsier Y-192; not listed by Bown et al. 1994 Absarokius abbotti Loomis 1906 tarsier listed by Bown and Rose 1987 at YPM 192, 193
Primates - Microsyopidae	Microsyops latidens Microsyops latidens Cope 1882 primate
Ferae - Metacheiromyidae	Palaeanodon sp. Palaeanodon sp. Matthew 1918 placental
Creodonta - Oxyaenidae	Oxyaenidae indet.¹ Oxyaenidae indet.¹ Cope 1877 creodont
Creodonta -	Prolimnocyon sp. Prolimnocyon sp. Matthew and Granger 1915 creodont
Creodonta - Hyaenodontidae	Prototomus sp., cf. Tritemnodon sp. Prototomus sp. Cope 1874 creodont cf. Tritemnodon sp. Matthew 1906 creodont
Ferae -	Vulpavus canavus, Vulpavus australis Vulpavus canavus Cope 1881 placental Vulpavus australis Matthew and Granger 1915 placental
Carnivora - Miacidae	Miacinae indet. Miacinae indet. Cope 1880 carnivoran new miacine of Bown
Ferae -	Miacis sp., Uintacyon cf. asodes Miacis sp. Cope 1872 placental Uintacyon cf. asodes Gazin 1952 placental
Ferae - Viverravidae	Viverravus acutus, Didymictis protenus¹ Viverravus acutus Matthew and Granger 1915 placental Didymictis protenus¹ Cope 1874 placental
Acreodi - Mesonychidae	cf. Dissacus sp. cf. Dissacus sp. Cope 1881 condylarth
Acreodi - Hapalodectidae	Hapalodectes leptognathus Hapalodectes leptognathus Osborn and Wortman 1892 condylarth
Tribosphenida - Phenacodontidae	Phenacodus sp.¹, Phenacodus cf. vortmani, Copecion brachypternus¹ Phenacodus sp.¹ Cope 1873 condylarth Phenacodus cf. vortmani Cope 1880 condylarth Copecion brachypternus¹ Cope 1882 condylarth
Perissodactyla -	Heptodon sp. Heptodon sp. Cope 1882 odd-toed ungulate
Perissodactyla - Helaletidae	Helaletidae indet. Helaletidae indet. Osborn 1892 odd-toed ungulate new helaletid of Bown
Perissodactyla - Palaeotheriidae	Hyracotherium sp. Hyracotherium sp. Owen 1841 odd-toed ungulate
Procreodi - Arctocyonidae	Chriacus sp. Chriacus sp. Cope 1883 condylarth
Artiodactyla - Diacodexeidae	Diacodexis cf. metsiacus, Bunophorus sp. Diacodexis cf. metsiacus Cope 1882 even-toed ungulate Bunophorus sp. Sinclair 1914 even-toed ungulate may include "Wasatchia sp."
Leptictida - Leptictidae	Didelphodus sp., "Palaeictops multicuspis" = Parictops multicuspis Didelphodus sp. Cope 1882 eutherian "Palaeictops multicuspis" = Parictops multicuspis Granger 1910 eutherian

¹Alroy 2002; ²Bown and Rose 1987; ³Hutchison 1991