KJ88103g CENSUS (DMNH l.2605) (Cretaceous of the United States)

Also known as KJ0152

Where: Bowman County, North Dakota (46.0° N, 103.8° W: paleocoordinates 52.2° N, 77.3° W)

• coordinate stated in text

• small collection-level geographic resolution

When: FUI zone, Ludlow Member (Fort Union Formation), Lancian (70.6 - 66.0 Ma)

• 18m to Hell Creek-Fort Union contact datum, 18m to K-T boundary based on calculations in Johnson (2002)

• bed-level stratigraphic resolution

Environment/lithology: crevasse splay; poorly lithified siltstone

Size class: macrofossils

Preservation: adpression

Reposited in the DMNH

Collection methods: bulk, mechanical,

• Specimens located at Yale Peabody Museum

Primary reference: K. R. Johnson. 2002. Megaflora of the Hell Creek and lower Fort Union Formations in the western Dakotas: Vegetational response to climate change, the Cretaceous-Tertiary boundary event, and rapid marine transgression. The Hell Creek Formation and the Cretaceous-Tertiary boundary in the northern Great Plains: An integrated continental record of the end of the Cretaceous. 361:329-391 [S. Wing/S. Wing/K. Johnson]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 25414: authorized by Kirk Johnson, entered by Michele Reynolds on 11.09.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

Pteridopsida
 Filicales -
Polypodiopsida
 Equisetales - Equisetidae
Equisetum "FU036" Linnaeus 1753 horsetail
FU036
Magnoliopsida
  -
Dicotylophyllum anomalum Ward 1887
FU029
Angiospermae
 Mesangiosperms - Arecaceae
Amesoneuron "FU037" Göppert 1852 palm
Hickey and Read; FU037
 Magnoliid - Magnoliidae
"Magnoliidae "FU078"" = Magnoliid
"Magnoliidae "FU078"" = Magnoliid Jud 2011
FU078
 Cornales - Cornaceae
Cornophyllum newberryi
(Hollick) McIver & Basinger; FU031
 Nymphaeales - Nymphaeaceae
Paranymphaea crassifolia Newberry 1935 water lily
(Newberry) Berry; FU001
 Magnoliales -
Magnoliales "FU025" Jussieu 1820 magnoliids
FU025
 Malvales - Sterculiaceae
  -
"Dicotyledonae "FU099"" = Dicotyledoneae, "Dicotyledonae "FU092"" = Dicotyledoneae
"Dicotyledonae "FU099"" = Dicotyledoneae
FU099
"Dicotyledonae "FU092"" = Dicotyledoneae
FU092