Juniper Tree West (Reworked) (Cretaceous of the United States)

Also known as UCMP V-87151 (in part)

Where: McCone County, Montana (47.7° N, 106.2° W: paleocoordinates 54.3° N, 79.2° W)

• coordinate based on unpublished field data

• small collection-level geographic resolution

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

Environment/lithology: terrestrial

Size class: mesofossils

Reposited in the UCMP

Primary reference: D. L. Lofgren. 1995. The Bug Creek problem and the Cretaceous-Tertiary transition at McGuire Creek, Montana. University of California Publications in Geological Sciences 140:1-185 [J. Alroy/J. Alroy/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 14575: authorized by John Alroy, entered by John Alroy on 12.04.1997, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Leptictida - Gypsonictopidae
Gypsonictops illuminatus Lillegraven 1969 eutherian
 Cimolesta - Cimolestidae
Batodon tenuis Marsh 1892 eutherian
 Tribosphenida - Pediomyidae
"Pediomys florencae" = Protolambda florencae, "Pediomys hatcheri" = Protolambda hatcheri, "Pediomys krejcii" = Leptalestes krejcii
"Pediomys florencae" = Protolambda florencae Clemens 1966 metatherian
"Pediomys hatcheri" = Protolambda hatcheri Osborn 1898 metatherian
"Pediomys krejcii" = Leptalestes krejcii Clemens 1966 metatherian
 Tribosphenida - Stagodontidae
Didelphodon vorax Marsh 1889 metatherian
 Multituberculata - Cimolomyidae
Essonodon browni Simpson 1927 multituberculate
Meniscoessus robustus Marsh 1889 multituberculate
Reptilia
 Theropoda -
cf. Paronychodon lacustris2 Cope 1876 maniraptoran
UCMP 186908
 Theropoda - Dromaeosauridae
Dromaeosauridae indet.1 Colbert and Russell 1969 maniraptoran
Richardoestesia sp.1 Currie et al. 1990 maniraptoran
 Ornithischia -
Ceratopsia indet.1 ceratopsian