Trochu (UA-3): Lancian, Canada
collected by T. Schowalter 1966

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Stagodontidae
Didelphodon vorax Marsh 1889
Mammalia - Multituberculata - Neoplagiaulacidae
Mesodma thompsoni Clemens 1964
see common names

Geography
Country:Canada State/province:Alberta
Coordinates: 51.8° North, 113.0° West (view map)
Paleocoordinates:59.5° North, 84.6° West
Basis of coordinate:stated in text
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
*Epoch:Senonian
Key time interval:Lancian
Age range of interval:70.60000 - 66.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Scollard
Local section:Trochu Local bed:7 ft
Local order:bottom to top
Stratigraphic resolution:bed
Lithology and environment
Primary lithology:white argillaceous siltstone
Includes fossils?Y
Lithology description: "white-weathering clayey silt"
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Disassociated major elements:some
Disassociated minor elements:some
Collection methods and comments
Collection methods:surface (float),field collection
Reason for describing collection:taxonomic analysis
Collectors:T. Schowalter Collection dates:1966
Metadata
Database number:14638
Authorizer:J. Alroy Enterer:J. Alroy
Modifier:M. Carrano Research group:vertebrate
Created:1994-07-26 00:00:00 Last modified:2009-06-19 11:21:27
Access level:the public Released:1994-07-26 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

2229. J. A. Lillegraven. 1969. Latest Cretaceous mammals of upper part of Edmonton Formation of Alberta, Canada, and review of marsupial-placental dichotomy in mammalian evolution. University of Kansas Paleontological Contributions 50:1-122 [J. Alroy/J. Alroy]