K.R. Johnson locality HorseValley#1 (Paleocene of the United States)

Where: Wyoming (45.0° N, 109.0° W: paleocoordinates 50.9° N, 88.5° W)

• small collection-level geographic resolution

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

• bed-level stratigraphic resolution

Environment/lithology: siltstone and sandstone

Size class: macrofossils

Preservation: adpression, original carbon

Collection methods: quarrying,

Primary reference: S. L. Wing, J. Alroy, and L. J. Hickey. 1995. Plant and mammal diversity in the Paleocene to Early Eocene of the Bighorn Basin. Palaeogeography, Palaeoclimatology, Palaeoecology 115:117-155 [S. Wing/H. Sims/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 11362: authorized by Scott Wing, entered by Summer Ostrowski on 13.08.2001, edited by John Burns

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Angiospermae
 Rosales - Pomaceae
Crataegus "sp.1" Linnaeus 1753 hawthorn
 Dipsacales - Caprifoliaceae
Viburnum antiquum Newberry 1868 honeysuckle
Viburnum asperum Newberry 1868 honeysuckle
 Garryales - Eucommiaceae
 Saxifragales - Cercidiphyllaceae
Cercidiphyllum genetrix Newberry 1868 katsura
 Mesangiosperms - Araceae
Porosia verrucosa Lesquereux 1878
 Coniferales - Cupressaceae
Glyptostrobus europaeus Brongniart 1833 Chinese swamp cypress
Viburnum cupanioides
  -
"Viburnum cupanioides" = Beringiaphyllum cupanioides
"Viburnum cupanioides" = Beringiaphyllum cupanioides Manchester et al. 1999