Drumheller region: Late Campanian - Early Maastrichtian, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Pinopsida - Pinales - Taxaceae
Torreya sp. leaf Arnott 1838
Pinopsida - Pinales - Pinaceae
Abies sp. multi organs Miller 1754
Coniferales - Cupressaceae
Sequoiadendron sp. multi organs Buchholz
Taxodium wallisii n. sp. multi organs
Cunninghamia sp. multi organs Brown
Magnoliopsida
Angiospermae - Poales - Cyperaceae
Angiospermae - Araceae
Carpites verrucosus Lesquereux 1878
Angiospermae - Ceratophyllales - Ceratophyllaceae
Cycadopsida - Cycadales
Nilssonia sp. leaf (Brongniart 1825)
Polypodiopsida - Blechnaceae
Polypodiopsida - Polypodiales - Dennstaedtiaceae
Microlepia sp. Presl 1836
Polypodiopsida - Salviniales - Salviniaceae
Azolla sp. multi organs Lamarck 1783
Polypodiopsida - Schizaeales - Anemiaceae
Anemia sp. Swartz 1806
Polypodiopsida - Marsileaceae
see common names

Geography
Country:Canada State/province:Alberta
Coordinates: 51.5° North, 112.8° West (view map)
Paleocoordinates:62.4° North, 66.8° West (Wright 2013)
Basis of coordinate:based on nearby landmark
Time
Period: Cretaceous Epoch: Late Cretaceous
Stage: Campanian - Maastrichtian 10 m.y. bin: Cretaceous 7 - Cretaceous 8
Key time interval: Late Campanian - Early Maastrichtian
Age range of interval: 83.6 - 66 m.y. ago
Stratigraphy
Formation:Horseshoe Canyon
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology:red or brown calcareous,cherty/siliceous mudstone
Includes fossils?Y
Lithology description: from "ironstone nodules occuring throughout the mudstone beds"
Environment:delta plain
Taphonomy
Modes of preservation:body,concretion
Size of fossils:mesofossils,microfossils
Collection methods and comments
Collection excludes:some macrofossils,some microfossils
Collection methods:bulk,field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:34894
Authorizer:B. Tiffney Enterer:J. Fosdick
Modifier:B. Allen Research group:paleobotany
Created:2003-10-10 13:23:45 Last modified:2025-02-22 15:12:02
Access level:the public Released:2003-10-10 13:23:45
Creative Commons license:CC0
Reference information

Primary reference:
9304. K. R. Aulenback and B.A. LePage. 1998. Taxodium wallisii sp. nov.: First occurence of Taxodium from the Upper Cretaceous. International Journal of Plant Sciences 159(2):367-390 [B. Tiffney/J. Fosdick/J. Fosdick]