Tepee Trail Bone Bed A (Eocene of the United States)

Also known as TTA Quarry

Where: Fremont County, Wyoming (43.2° N, 108.2° W: paleocoordinates 45.9° N, 96.7° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Unit 24 Member (Tepee Trail Formation), Uintan (46.2 - 39.7 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Primary reference: M. C. McKenna. 1972. Vertebrate paleontology of the Togwotee Pass area, northwestern Wyoming. In R. M. West (ed.), Field Conference on Tertiary Biostratigraphy of Southern and Western Wyoming, August 5-10, 1972 80-101 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 16630: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

• about 35 miles east of main Togwotee Pass field area and not directly correlated with that section
type section of formation
Reptilia
 Squamata -
Mammalia
 Leptictida - Leptictidae
Palaeictops sp.5 Matthew 1899 eutherian
"?undescribed species"
 Condylarthra - Hyopsodontidae
Hyopsodus cf. uintensis Osborn 1902 condylarth
 Chiroptera -
Microchiroptera indet. Dobson 1875 bat
"an insectivorous bat"
 Placentalia -
Rodentia indet.5 Bowdich 1821 rodent
two forms
 Rodentia - Reithroparamyidae
? Reithroparamys sp.5 Matthew 1920 rodent
 Rodentia - Sciuravidae
Sciuravidae indet. Miller and Gidley 1918 rodent
said to be new
 Rodentia - Ischyromyidae
Microparamys cf. dubius5 Wood 1949 rodent
 Rodentia - Eomyidae
Eomyidae indet.5 Winge 1887 rodent
? Protadjidaumo typus5 Burke 1934 rodent
 Primates - Omomyidae
Omomyidae indet.5 Gazin 1958 tarsier
Tarka stylifera6 McKenna 1990 tarsier
"worlandiine dermopteran" DUPLICATE REF 2537 or 2538
 Primates - Paromomyidae
Paromomyidae indet.6 Simpson 1940 primate
"Phenacolemur or Ignacius sp." - replaces Phenacolemur DUPLICATE REF 2537 or 2538
 Primates - Plesiadapidae
cf. Trogolemur myodes5 Matthew 1909 primate
 Primates - Microsyopidae
Uintasoricinae indet.5 Szalay 1969 primate
Uintasorex parvulus5 Matthew 1909 primate
 Ferae - Viverravidae
Protictoides aprophatos3 Flynn and Galiano 1982 placental
 Ferae - Epoicotheriidae
cf. Tetrapassalus sp.5 Simpson 1959 placental
described by Rose 1978
 Perissodactyla - Tapiridae
Dilophodon minusculus5 Scott 1883 tapir
 Perissodactyla -
Rhinocerotoidea indet.4 Gray 1821 odd-toed ungulate
 Perissodactyla - Amynodontidae
Amynodon advenus6 Marsh 1875 odd-toed ungulate
 Perissodactyla - Equidae
Epihippus gracilis1 Marsh 1871 horse
 Artiodactyla - Homacodontidae
? Homacodontidae indet. Marsh 1849 even-toed ungulate
"? homacodont sp."
 Artiodactyla - Dichobunidae
Dichobunidae indet.5 Gill 1872 even-toed ungulate
 Artiodactyla - Helohyidae
Achaenodon sp.5 Cope 1873 even-toed ungulate
 Tribosphenida - Erinaceidae
Galericinae indet.7 Pomel 1848 hedgehog
 Soricomorpha - Oligoryctidae
Oligoryctes altitalonidus2 Clark 1936 placental
 Soricomorpha - Nyctitheriidae
Nyctitherium sp.5 Marsh 1872 placental
 Cimolesta - Apatemyidae
Apatemys sp.5 Marsh 1872 eutherian
 Tribosphenida - Peradectidae
Peradectes sp.5 Matthew and Granger 1921 marsupial
 Didelphimorphia - Didelphidae
 Multituberculata - Neoplagiaulacidae
Neoplagiaulacidae indet.5 Ameghino 1890 multituberculate