L.J. Hickey locality DoubleKillHill (Paleogene of the United States)

Where: Wyoming (45.0° N, 109.0° W: paleocoordinates 50.4° N, 90.1° W)

• small collection-level geographic resolution

When: Fort Union Formation, Clarkforkian (56.2 - 54.9 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 11352: 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
 Mesangiosperms - Araceae
Porosia verrucosa Lesquereux 1878
 Laurales - Lauraceae
Persites argutus Hickey 1977 laurel
 Cornales - Cornaceae
Cornus hyperborea Heer 1871 dogwood
Cornus nebrascensis Schimper 1874 dogwood
 Dipsacales - Caprifoliaceae
Viburnum asperum Newberry 1868 honeysuckle
 Saxifragales - Cercidiphyllaceae
Cercidiphyllum genetrix Newberry 1868 katsura
 Rosales - Ulmaceae
 Oxalidales - Oxalidaceae
Averrhoites affinis Newberry 1868 wood sorrel
 Fagales - Juglandaceae
"Carya antiquorum" = Hicoria antiquora Newberry 1868
 Malpighiales - Euphorbiaceae
Stillingia casca Hickey 1977 spurge
 Malvales - Sterculiaceae
 Vitales - Vitaceae
Ampelopsis acerifolia Newberry 1868
  -
""Dicotyledonae" "LJH n.sp.XX"" = Dicotyledoneae
""Dicotyledonae" "LJH n.sp.XX"" = Dicotyledoneae
Dicotyledoneae
 Parietales - Ternstroemiaceae
 Ericales - Theaceae
Angiospermae
  -
""Monocotyledonae" "palm sp. 1"" = Monocotyledoneae
""Monocotyledonae" "palm sp. 1"" = Monocotyledoneae
Magnoliopsida
  -
Quereuxia angulata Newberry 1953
 Coniferales - Cupressaceae
Metasequoia occidentalis Chaney 1951 dawn redwood
Glyptostrobus europaeus Brongniart 1833 Chinese swamp cypress
Viburnum cupanioides
  -
"Viburnum cupanioides" = Beringiaphyllum cupanioides
"Viburnum cupanioides" = Beringiaphyllum cupanioides Manchester et al. 1999