Ledge Creek No. 2 (Eocene of the United States)

Also known as Red Fauna

Where: Natrona County, Wyoming (43.2° N, 107.1° W: paleocoordinates 44.8° N, 98.4° W)

• coordinate based on political unit

When: Chadronian (37.2 - 33.9 Ma)

Environment/lithology: terrestrial

Primary reference: S. M. Skinner and R. J. Gooris. 1966. A note on Toxotherium (Mammalia, Rhinocerotoidea) from Natrona County, Wyoming. American Museum Novitates 2261:1-12 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 16986: authorized by John Alroy, entered by John Alroy on 30.04.1994, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• not the same as Bates Hole localities of Harshman 1972
Mammalia
 Rodentia - Ischyromyidae
Ischyromys cf. typus9 Leidy 1856 rodent
 Lipotyphla - Geolabididae
Centetodon chadronensis4 Lillegraven et al. 1981 placental
 Perissodactyla - Brontotheriidae
Brontotheriidae indet. Marsh 1873 brontothere
 Perissodactyla - Hyracodontidae
Hyracodon priscidens6 Lambe 1905 odd-toed ungulate
 Perissodactyla - Rhinocerotidae
Subhyracodon mitis7 Cope 1875 rhinoceros
"185 feet below the 50-foot correlator ash, Ledge Creek, Natrona County, Wyoming
 Perissodactyla -
Toxotherium hunteri1 Wood 1961 odd-toed ungulate
 Carnivora - Amphicyonidae
Brachyrhynchocyon sp.3 Scott and Jepsen 1936 bear-dog
"Ledge Creek"
 Carnivora - Canidae
Hesperocyon sp.1 Scott 1890 canid
 Ungulata - Tayassuidae
Perchoerus minor8 Cook 1922 peccary
 Ungulata - Camelidae
Poebrotherium eximium5 Hay 1902 camel
"290 feet on zonation section, Ledge Creek, Natrona Co."
 Ungulata - Agriochoeridae
Agriochoerus sp. Leidy 1850 agriochoerid
 Ungulata - Leptomerycidae
Leptomeryx mammifer2 Cope 1885 ruminant
Leptomeryx speciosus2 Lambe 1908 ruminant