Flagstaff Rim III (Eocene of the United States)
Where: Natrona County, Wyoming (43.2° N, 107.1° W)
• Paleocoordinates: 49.3° N, 90.2° W (Wright 2013)
• coordinate based on political unit
• small collection-level geographic resolution
When: White River Formation, Chadronian (37.2 - 33.9 Ma)
Environment/lithology: terrestrial
Primary reference: R. J. Emry. 1992. Mammalian Range Zones in the Chadronian White River Formation at Flagstaff Rim, Wyoming. In D. R. Prothero, W. A. Berggren (eds.), Eocene-Oligocene Climatic and Biotic Evolution 106-115 [J. Alroy/J. Alroy/M. Uhen]more details
PaleoDB collection 16962: authorized by John Alroy, entered by John Alroy on 18.02.1993
Creative Commons license: CC0 (CC0)
Taxonomic list
• 54-86 m, Ash B - Ash D
Show authors, comments, and common names
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| Mammalia | |
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Hyaenodon crucians Leidy 1853 creodont
Hyaenodon montanus Douglass 1902 creodont | |
"Hesperocyon paterculus" = Hesperocyon gregarius
"Hesperocyon paterculus" = Hesperocyon gregarius Cope 1873 canid specimens listed by Wang 1994 from "in Ash D" and 40 ft below Ash D
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Dinictis sp. Leidy 1854 false sabre-tooth
Hoplophoneus oharrai Jepsen 1926 false sabre-tooth | |
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Daphoenictis sp. Hunt 1974 bear-dog | |
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Epoicotherium cf. unicum Douglass 1905 placental
Xenocranium sp. Colbert 1942 placental | |
"Patriomanis americanus" = Patriomanis americana
"Patriomanis americanus" = Patriomanis americana Emry 1970 pangolin | |
"Leptotragulus profectus" = Trigenicus profectus
"Leptotragulus profectus" = Trigenicus profectus Matthew 1903 protoceratid | |
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Hypisodus sp. Cope 1873 ruminant | |
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Leptomeryx mammifer Cope 1885 ruminant
Leptomeryx speciosus Lambe 1908 ruminant | |
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Stibarus sp. Cope 1873 even-toed ungulate | |
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"Merycoidodon forsythae" = Miniochoerus forsythae Schultz and Falkenbach 1968 oreodont
Bathygenys alpha Douglass 1902 oreodont includes material of Schultz and Falkenbach 1968 from "Middle Fork, Lone Tree Gulch, 35' below ash D" and their "Megabathygenys goorisi" from 34' below Ash D, Little Lone Tree Gulch
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Eotylopus reedi Matthew 1910 even-toed ungulate | |
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Archaeotherium cf. coarctatum Cope 1889 even-toed ungulate | |
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Brontotheriidae indet. Marsh 1873 brontothere | |
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? Subhyracodon sp. Wood 1927 rhinoceros
"Caenopus dakotensis" = Penetrigonias dakotensis Peterson 1920 rhinoceros
? Trigonias sp. Lucas 1900 rhinoceros | |
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Apternodus brevirostris Schlaikjer 1934 placental | |
"Apternodus altitalonidus" = Oligoryctes altitalonidus
"Apternodus altitalonidus" = Oligoryctes altitalonidus Clark 1936 placental | |
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Centetodon chadronensis Lillegraven et al. 1981 placental | |
Cylindrodon natronensis n. sp.2
Cylindrodon natronensis n. sp.2 Emry and Korth 1996 rodent 10.7 m below Ash D in Little Lone Tree Gulch; "C. fontis"
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"Titanotheriomys veterior" = Ischyromys veterior
"Titanotheriomys veterior" = Ischyromys veterior Matthew 1903 rodent | |
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Prosciurus vetustus Matthew 1903 mountain beaver | |
"? Protosciurus jeffersoni" = Douglassciurus jeffersoni
"? Protosciurus jeffersoni" = Douglassciurus jeffersoni Douglass 1902 squirrel | |
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Palaeolagus temnodon Douglass 1902 rabbit
Megalagus brachyodon Matthew 1903 rabbit
Chadrolagus emryi Gawne 1978 rabbit | |
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Ankylodon sp. Patterson and McGrew 1937 elephant shrew | |
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Sinclairella sp. Jepsen 1934 eutherian | |
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