Knudsen's Coulee (NMC 9950): Late/Upper Maastrichtian, Canada
collected by C. Sternberg 1946

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Wodehouseia spinata
Lerbekmo et al. 1979
Reptilia - Tyrannosauridae
cf. Tyrannosaurus rex Osborn 1905
1 specimen
NMC 9554
    = Tyrannosaurus rex Osborn 1905
Eberth et al. 2001
unclassified
Aquilapollenites reticulatus
Lerbekmo et al. 1979
Aquilapollenites reductus
Lerbekmo et al. 1979
Aquilapollenites sp. cf. attenuatus
Aquilapollenites cf. attenuatus
Lerbekmo et al. 1979
see common names

Geography
Country:Canada State/province:Alberta
Coordinates: 51.9° North, 113.0° West (view map)
Paleocoordinates:59.6° 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
*Period:Late/Upper Cretaceous *Epoch:Senonian
Key time interval:Late/Upper Maastrichtian
Age range of interval:72.10000 - 66.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Scollard
Stratigraphic resolution:bed
Stratigraphy comments: "upper Edmonton Formation"; now Scollard; 52 m above base (Kneehills Tuff), 4.3 m above Nevis Seam no. 13 and 13 m below Ardley Seam no. 14 - corrected to 34.5 m above base and 10.5 m below Nevis
Lithology and environment
Primary lithology:concretionary sandstone
Includes fossils?Y
Lithology description: "concretionary zone in the basal part of a channel sandstone"
Environment:"channel"
Taphonomy
Modes of preservation:body
Degree of concentration:dispersed
Size of fossils:macrofossils
Preservation of anatomical detail:medium
Disassociated major elements:some
Disassociated minor elements:some
Fragmentation:frequent
Temporal resolution:snapshot
Collection methods and comments
Collection methods:selective quarrying,surface (float),surface (in situ),mechanical,field collection,observed (not collected)
Reason for describing collection:taxonomic analysis
Museum repositories:GSC
Collectors:C. Sternberg Collection dates:1946
Metadata
Also known as:East of Huxley
Database number:11917
Authorizer:M. Carrano Enterer:M. Carrano
Modifier:G. Varnham Research group:vertebrate
Created:2001-09-19 08:00:19 Last modified:2022-05-05 09:40:38
Access level:the public Released:2001-09-19 08:00:19
Creative Commons license:CC BY
Reference information

Primary reference:
4205.5% 39600D. A. Russell. 1970. Tyrannosaurs from the Late Cretaceous of western Canada. National Museum of Natural Sciences, Publications in Paleontology 1:1-34 [M. Carrano/M. Carrano/J. Alroy]

Secondary references:

4218 D. A. Eberth, P. J. Currie, D. B. Brinkman, M. J. Ryan, D. R. Braman, J. D. Gardner, V. D. Lam, D. N. Spivak, and A. G. Neuman. 2001. Alberta's dinosaurs and other fossil vertebrates: Judith River and Edmonton groups (Campanian-Maastrichtian). In C. L. Hill (ed), Society of Vertebrate Paleontology, 61st Annual Meeting, Bozeman. Guidebook for the Field Trips: Mesozoic and Cenozoic Paleontology in the Western Plains and Rocky Mountains, Museum of the Rockies Occasional Paper 3:49-75 [J. Alroy/J. Alroy/M. Carrano]
12570ETE J. F. Lerbekmo, C. Singh, D. M. Jarzen and D. A. Russell. 1979. The Cretaceous–Tertiary boundary in south-central Alberta—a revision based on additional dinosaurian and microfloral evidence . Canadian Journal of Earth Sciences 16(9):1866-1869 [M. Carrano/M. Carrano/M. Uhen]
17477ETE R. E. Molnar. 1991. The cranial morphology of Tyrannosaurus rex. Palaeontographica Abteilung A 217(4-6):137-176 [M. Carrano/M. Carrano]
12569ETE D. A. Russell and C. Singh. 1978. The Cretaceous-Tertiary boundary in south-central Alberta—a reappraisal based on dinosaurian and microfloral extinctions. Canadian Journal of Earth Sciences 15:284-292 [M. Carrano/M. Carrano/M. Carrano]