Bug Creek West (Reworked) (Cretaceous of the United States)

Where: McCone County, Montana (47.8° N, 106.1° W: paleocoordinates 54.4° N, 79.0° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Hell Creek Formation, Lancian (70.6 - 66.0 Ma)

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Collection methods: bulk, surface (float), sieve,

Primary reference: J. D. Archibald and W. A. Clemens. 1984. Mammal evolution near the Cretaceous-Tertiary Boundary. In W. A. Berggren, J. A. Van Couvering (eds.), Catastrophes and Earth History: The New Uniformitarianism 339-372 [J. Alroy/J. Alroy/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 14517: authorized by John Alroy, entered by John Alroy on 12.04.1997, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

• based on Lofgren et al. 1990 and Lofgren 1995, fauna is mixed; I have sorted out Paleocene and reworked Cretaceous lists based on Lofgren's scheme
Aves
  -
Aves indet.2 Linnaeus 1758 bird
UCMP 117598, 117599
 Charadriiformes - Cimolopterygidae
Cimolopteryx maxima3 Brodkorb 1963 shorebird
ANSP 15867
Mammalia
 Theriamorpha - Gypsonictopidae
"Gypsonictops petersoni" = Gypsonictops hypoconus
"Gypsonictops petersoni" = Gypsonictops hypoconus Simpson 1927 eutherian
 Theriamorpha - Pediomyidae
"Pediomys hatcheri" = Protolambda hatcheri, "Pediomys ? florencae" = Protolambda florencae, Pediomys elegans, "Pediomys ? krejcii" = Leptalestes krejcii, "Pediomys ? cooki" = Leptalestes cooki
"Pediomys hatcheri" = Protolambda hatcheri Osborn 1898 metatherian
"Pediomys ? florencae" = Protolambda florencae Clemens 1966 metatherian
Pediomys elegans Marsh 1889 metatherian
"Pediomys ? krejcii" = Leptalestes krejcii Clemens 1966 metatherian
"Pediomys ? cooki" = Leptalestes cooki Clemens 1966 metatherian
 Theriamorpha - Stagodontidae
Didelphodon vorax4 Marsh 1889 metatherian
new record
 Polydolopimorphia - Glasbiidae
Glasbius sp. Clemens 1966 metatherian
said to be new
 Multituberculata - Cimolodontidae
Cimolodon nitidus Marsh 1889 multituberculate
 Multituberculata - Cimolomyidae
Meniscoessus robustus1 Marsh 1889 multituberculate