DMNH 720 (Paleocene of the United States)

Also known as KJ 9443

Where: Fremont County, Wyoming (42.3° N, 108.1° W: paleocoordinates 48.2° N, 89.3° W)

• coordinate based on unpublished field data

• small collection-level geographic resolution

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

• bed-level stratigraphic resolution

Environment/lithology: wet floodplain; lithified, gray claystone

Size class: macrofossils

Preservation: adpression

Reposited in the DMNH

Collection methods: quarrying, mechanical,

• Bison Basin collection, IDs revised from Gemmill and Johnson 1997, Palaios by Kirk Johnson and Peter Wilf. Collected by Kirk Johnson and crew.

Primary reference: P. Wilf. 2000. Late Paleocene-early Eocene climate changes in southwestern Wyoming: Paleobotanical analysis. Geological Society America Bulletin 112(2):292-307 [P. Wilf/P. Wilf/P. Wilf]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 28644: authorized by Peter Wilf, entered by Peter Wilf on 20.02.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Stylommatophora - Subulinidae
Fortuna cf. marsilioides slug
Morphotype #BB01; see Table A3 of Wilf 2000 (reference 7696) for additional information
Angiospermae
  -
"Dicotyledonae "BB15"" = Dicotyledoneae, "Dicotyledonae "BB25"" = Dicotyledoneae, "Dicotyledonae "BB55"" = Dicotyledoneae, "Dicotyledonae "BB57"" = Dicotyledoneae, "Dicotyledonae "RR73"" = Dicotyledoneae
"Dicotyledonae "BB15"" = Dicotyledoneae
Morphotype #BB15; see Table A3 of Wilf 2000 (reference 7696) for additional information
"Dicotyledonae "BB25"" = Dicotyledoneae
Morphotype #BB25; see Table A3 of Wilf 2000 (reference 7696) for additional information
"Dicotyledonae "BB55"" = Dicotyledoneae
Morphotype #BB55; see Table A3 of Wilf 2000 (reference 7696) for additional information
"Dicotyledonae "BB57"" = Dicotyledoneae
Morphotype #BB57; see Table A3 of Wilf 2000 (reference 7696) for additional information
"Dicotyledonae "RR73"" = Dicotyledoneae
Morphotype #RR73; see Table A3 of Wilf 2000 (reference 7696) for additional information
 Laurales - Lauraceae
aff. Lauraceae "BB11" Jussieu 1789 laurel
Morphotype #BB11; see Table A3 of Wilf 2000 (reference 7696) for additional information
 Cornales - Cornaceae
Cornus hyperborea Heer 1871 dogwood
Morphotype #FW34; see Table A3 of Wilf 2000 (reference 7696) for additional information
 Proteales - Platanaceae
Platanaceae "BB27" Lestiboudois 1826
Morphotype #BB27; see Table A3 of Wilf 2000 (reference 7696) for additional information
 Rosids -
Malvales "BB38" Berchtold and Presl 1820
Morphotype #BB38; see Table A3 of Wilf 2000 (reference 7696) for additional information
 Rosales - Ulmaceae
Celtis aspera Manchester 2014 hackberry
Morphotype #BB08; formerly "Viburnum" asperum; see Table A3 of Wilf 2000 (reference 7696) for additional information
 Fabales - Fabaceae
"Bauhinia" wyomingiana legume
Morphotype #BB37; see Table A3 of Wilf 2000 (reference 7696) for additional information
 Fagales - Juglandaceae
""Carya" antiquorum" = Hicoria antiquora
""Carya" antiquorum" = Hicoria antiquora Newberry 1868
Morphotype #BB03; should be placed in Aesculus antiquorum; see Table A3 of Wilf 2000 (reference 7696) for additional information
 Fagales - Betulaceae
Corylites "FW01" Gardner 1887 birch
Morphotype #FW01; see Table A3 of Wilf 2000 (reference 7696) for additional information
Palaeocarpinus aspinosa birch
Morphotype #BB23; see Table A3 of Wilf 2000 (reference 7696) for additional information
 Vitales - Vitaceae
"Ampelopsis" acerifolia Newberry 1868
Morphotype #FW14; see Table A3 of Wilf 2000 (reference 7696) for additional information
 Coniferales - Cupressaceae
Metasequoia occidentalis Chaney 1951 dawn redwood
Morphotype #FW04; see Table A3 of Wilf 2000 (reference 7696) for additional information