Black Coulee: Late/Upper Santonian, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Leptoceratopsidae
Gryphoceratops morrisoni n. gen., n. sp. Ryan et al. 2012
1 specimen
ROM 56635
Reptilia - Pachycephalosauridae
Acrotholus audeti n. gen., n. sp. Evans et al. 2013
Evans et al. 2013 2 specimens
TMP 2008.045.0001, ROM 2962
Reptilia - Hadrosauridae
Hadrosaurinae indet. Lambe 1918
Larson et al. 2014 5 specimens
see common names

Geography
Country:Canada State/province:Alberta
Coordinates: 49.1° North, 111.4° West (view map)
Paleocoordinates:55.0° North, 72.9° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Santonian 10 m.y. bin:Cretaceous 6
Key time interval:Late/Upper Santonian
Age range of interval:85.80000 - 83.50000 m.y. ago
Stratigraphy
Formation:Milk River Member:Deadhorse Coulee
Stratigraphic resolution:bed
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Degree of concentration:dispersed
Size of fossils:macrofossils
Preservation of anatomical detail:medium
Fragmentation:frequent
Temporal resolution:snapshot
Collection methods and comments
Collection methods:mechanical,survey of museum collection
Reason for describing collection:taxonomic analysis
Museum repositories:ROM
Metadata
Also known as:Deadhorse Coulee
Database number:125521
Authorizer:M. Carrano, G. Lloyd Enterer:M. Carrano, G. Lloyd
Research group:vertebrate
Created:2012-03-13 03:17:34 Last modified:2012-03-12 11:17:34
Access level:the public Released:2012-03-13 03:17:34
Creative Commons license:CC BY
Reference information

Primary reference:

40783. M. J. Ryan, D. C. Evans, P. J. Currie, C. M. Brown, and D. Brinkman. 2012. New leptoceratopsids from the Upper Cretaceous of Alberta, Canada. Cretaceous Research 35(1):69-80 [M. Carrano/M. Carrano]

Secondary references:

46763 D. C. Evans, R. K. Schott, D. W. Larson, C. M. Brown, and M. J. Ryan. 2013. The oldest North American pachycephalosaurid and the hidden diversity of small-bodied ornithischian dinosaurs. Nature Communications 4:1828 [G. Lloyd/G. Lloyd]
56076 D. W. Larson, N. E. Campione, C. M. Brown, D. C. Evans, and M. J. Ryan. 2014. Hadrosauroid material from the Santonian Milk River Formation of southern Alberta, Canada. In D. A. Eberth & D. C. Evans (ed.), Hadrosaurs 136-152 [M. Carrano/M. Carrano]