Bangtail (Paleocene of the United States)

Where: Park County, Montana (45.8° N, 110.5° W: paleocoordinates 51.9° N, 89.8° W)

• coordinate based on political unit

When: Fort Union Formation, Tiffanian (61.7 - 56.8 Ma)

Environment/lithology: terrestrial

Primary reference: P. D. Gingerich, P. Houde, and D. W. Krause. 1983. A New Earliest Tiffanian (Late Paleocene) Mammalian Fauna from Bangtail Plateau, Western Crazy Mountain Basin, Montana. Journal of Paleontology 57(5) [J. Alroy/J. Alroy/J. Ju]more details

PaleoDB collection 15008: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

• far removed from main CMB section of Simpson 1937a
Aves
 Neornithes - Lithornithidae
Lithornis celetius n. sp.3 Houde 1988 bird
USNM 290601 - type (loosely associated skull, quadrates, pelvis in several pieces, right femur lacking distal end, radiales, and caudal vertebrae) and referred material; MNI = 2
Mammalia
 Primates - Picrodontidae
Picrodus canpacius4 Scott and Fox 2005 primate
 Primates - Plesiadapidae
Nannodectes intermedius Gazin 1971 primate
 Primates - Palaechthonidae
Plesiolestes problematicus1 Jepsen 1930 primate
 Primates -
Palaechthon cf. woodi2 Gazin 1971 primate
"cf. 'Palaechthon' woodi"
 Theriamorpha - Nyctitheriidae
Leptacodon cf. packi Jepsen 1930 placental
Leptacodon munusculum Simpson 1935 placental
 Cimolesta - Pentacodontidae
Aphronorus orieli Gazin 1969 eutherian
 Theriamorpha - Leptictidae
Myrmecoboides montanensis Gidley 1915 eutherian
 Multituberculata - Neoplagiaulacidae
Neoplagiaulacidae indet. Ameghino 1890 multituberculate
"Ectypodus sp. C"; said to be the same as the new Swain Quarry species, which may be Parectypodus clemensi of Sloan 1981