UA Frenchman-1 site, Ravenscrag: Late/Upper Maastrichtian, Canada
collected 1977

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Amphibia - Temnospondyli - Urodela
Scapherpeton sp. Cope 1876
Reptilia
Ceratopsia indet. Marsh 1890
Ornithopoda indet. Marsh 1881
Reptilia - Theropoda
Theropoda indet. Marsh 1881
Reptilia - Crocodylia
Crocodylia indet. (Owen 1842)
Reptilia
Champsosaurus sp. Cope 1876
Reptilia - Testudines
Testudines indet. Batsch 1788
Actinopteri - Amiiformes - Amiidae
Amia sp. Linnaeus 1766
Actinopteri - Lepisosteiformes - Lepisosteidae
Lepisosteus sp. Agassiz 1843
Chondrichthyes - Rajiformes - Rhinobatidae
Myledaphus sp. Cope 1876
see common names

Geography
Country:Canada State/province:Saskatchewan
Coordinates: 49.5° North, 109.1° West (view map)
Paleocoordinates:56.6° North, 81.5° West
Basis of coordinate:based on nearby landmark
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
Key time interval:Late/Upper Maastrichtian
Age range of interval:72.10000 - 66.00000 m.y. ago
Stratigraphy
Formation:Frenchman
Local section:Cypress Hills Local bed:1
Stratigraphic resolution:formation
Stratigraphy comments: "the sand unit is no more than 1.75m thick...and lies unconformably on a thin segment (0.5m) of grey clay, presumably pertaining to the Battle Formation."
Lithology and environment
Primary lithology:red unlithified sandstone
Secondary lithology:gray claystone
Includes fossils?Y
Lithology description: "thin band of rusty-colored, unconsolidated, medium-grained, lithic sandstone...the sand unit is no more than 1.75m thick
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Lagerst�tten type:concentrate
Size of fossils:macrofossils,mesofossils
Spatial orientation:random
Preservation of anatomical detail:good
Articulated whole bodies:none
Associated major elements:none
Disassociated major elements:many
Disassociated minor elements:many
Fragmentation:occasional
Collection methods and comments
Collection methods:surface (float),surface (in situ),sieve,field collection
Reason for describing collection:general faunal/floral analysis
Collection dates:1977
Metadata
Database number:35251
Authorizer:M. Carrano Enterer:M. Carrano
Modifier:P. Mannion Research group:vertebrate
Created:2003-11-20 15:22:00 Last modified:2021-03-01 09:28:21
Access level:the public Released:2003-11-20 15:22:00
Creative Commons license:CC BY
Reference information

Primary reference:
9477. P. A. Johnston. 1980. First record of Mesosoic mammals from Saskatchewan. Canadian Journal of Earth Sciences 17:512-519 [M. Carrano/M. Carrano/M. Carrano]