S.L. Wing thesis locality RR2 (Eocene of the United States)

Also known as USNM Locality#37625, SLW8412, River Road 2

Where: Wyoming (44.4° N, 108.1° W: paleocoordinates 49.2° N, 91.0° W)

• small collection-level geographic resolution

When: WIllwood Formation, Graybullian (55.8 - 50.3 Ma)

• bed-level stratigraphic resolution

Environment/lithology: wet floodplain; lithified, carbonaceous shale

Size class: macrofossils

Preservation: adpression, original carbon

Reposited in the USNM

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 11396: authorized by Scott Wing, entered by Summer Ostrowski on 13.08.2001, edited by John Burns

Creative Commons license: CC BY (attribution)

Taxonomic list

Angiospermae
 Asterales - Asteraceae
Calycites polysepala Newberry 1868 daisy
 Saxifragales - Cercidiphyllaceae
Cercidiphyllum genetrix Newberry 1868 katsura
 Fagales - Juglandaceae
""Carya" antiquorum" = Hicoria antiquora
""Carya" antiquorum" = Hicoria antiquora Newberry 1868
  -
"Dicotyledonae "palm sp.1"" = Dicotyledoneae, "Dicotyledonae "unid sp826-3"" = Dicotyledoneae, "Dicotyledonae "unid sp826-5"" = Dicotyledoneae, "Dicotyledonae "unid sp873-1"" = Dicotyledoneae, "Dicotyledonae "unid sp8412-1"" = Dicotyledoneae
"Dicotyledonae "palm sp.1"" = Dicotyledoneae
"Dicotyledonae "unid sp826-3"" = Dicotyledoneae
"Dicotyledonae "unid sp826-5"" = Dicotyledoneae
"Dicotyledonae "unid sp873-1"" = Dicotyledoneae
"Dicotyledonae "unid sp8412-1"" = Dicotyledoneae
 Coniferales - Cupressaceae
Metasequoia occidentalis Chaney 1951 dawn redwood
Glyptostrobus europaeus Brongniart 1833 Chinese swamp cypress