Trochu (KUA-2): Lancian, Canada
collected by D. Taylor 1964-1966

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Stagodontidae
Didelphodon vorax Marsh 1889
Mammalia - Alphadontidae
Alphadon wilsoni Lillegraven 1969
    = Alphadon sp. Simpson 1927
Alroy 2002
could be either A. marshi or A. jasoni
Mammalia - Multituberculata
Cimexomys priscus Lillegraven 1969
recombined as Paracimexomys priscus
Actinopteri
Teleostei informal indet. U-4 (Müller 1846)
Brinkman et al. 2021 9 specimens
TMP 2009.13.71, one abdominal centrum; TMP 2015.37.74, two abdominal centra; TMP 2009.13.350, six centra
Actinopteri - Elopiformes
Ostariostoma sp. Schaeffer 1949
Brinkman et al. 2021 2 specimens
TMP 2009.13.24, anterior end of dentary; TMP2009.13.68, anterior end of dentary
Actinopteri - Albuliformes - Albulidae
Coriops sp. Estes 1969
Brinkman et al. 2021 2 specimens
TMP 2009.13.67, partial basi- branchial; TMP 2009.13.267, partial basibranchial
Actinopteri
Osteoglossomorpha indet. Greenwood et al. 1966
Brinkman et al. 2021 4 specimens
= Coriops/Lopadichthys; TMP 2009.13.70, three centra; TMP 2009.13.77, one centrum; TMP 2015.37.25, one centrum
Actinopteri - Hiodontiformes - Hiodontidae
Hiodontidae informal indet. small morph
Brinkman et al. 2021 1 specimen
TMP 2015.37.23, one abdom- inal centrum of small size
Actinopteri - Osteoglossiformes
Wilsonichthys aridinsulensis n. sp. Murray et al. 2016
Brinkman et al. 2021 12 specimens
TMP 2012.20.1493, articu- lated skeleton, type specimen of Wilsonichthys aridinsulensis; TMP 2009.13.62, anterior end of dentary and anterior end of maxilla of Wilsonichthys aridinsulensis; TMP 2009.13.5, centra type BvE; TMP 2009.13.73, one centrum type BvE; TMP 2009.13.74, five centra type BvE; TMP 2009.13.218, one centrum type BvE; TMP 2009.13.221, one centrum type BvE; TMP 2009.13.228, one centrum type BvE; TMP 2009.13.348, three centra
Actinopteri
Otophysi informal indet. U-3/BvD
Brinkman et al. 2021 5 specimens
corrected as Otophysa
TMP 2009.13.75, two ante- rior Weberian centrum (centrum type U3); TMP 2009.13.225, one anterior Weberian centrum (centrum type U3); TMP 2020.60.9, anterior Weberian centrum (centrum type U3); TMP 2020.60.10, third Weberian centrum (centrum type BvC)
Actinopteri - Esociformes - Esocidae
Estesesox sp. Wilson et al. 1992
Brinkman et al. 2021 8 specimens
TMP 2009.13.43, dentary; TMP 2009.13.172, dentary; TMP 2009.13.177, dentary; TMP 2009.13.275, dentary; TMP 2009.13.302, dentary; TMP 2009.13.344, dentary; TMP 2009.13.44, palatine; TMP 2009.13.343, palatine
Actinopteri
Acanthomorpha informal indet. HC-1 (Rosen 1973)
Brinkman et al. 2021 11 specimens
spelled with current rank as Acanthomorphata
TMP 2009.13.5, abdominal centra; TMP 2009.13.76, one abdominal centrum; TMP 2009.13.351, 10 abdominal centra; TMP 2015.37.102, three abdominal centra
Acanthomorpha informal indet. HC-2 (Rosen 1973)
Brinkman et al. 2021 2 specimens
spelled with current rank as Acanthomorphata
TMP 2015.37.26, one abdom- inal centrum; TMP 2009.13.347, two abdominal centra; TMP 2009.13.349, one first abdominal centrum
Acanthomorpha informal indet. HC-5 (Rosen 1973)
Brinkman et al. 2021 1 specimen
spelled with current rank as Acanthomorphata
TMP 2009.13.72, one first abdominal centrum
Actinopteri - Sciaenidae
Platacodon nanus Marsh 1889
Brinkman et al. 2021
TMP 2020.60.11, isolated teeth
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:based on nearby landmark
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:72.10000 - 66.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Scollard
Local section:Trochu Local bed:89 ft
Local order:bottom to top
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Disassociated major elements:some
Collection methods and comments
Reason for describing collection:taxonomic analysis
Collectors:D. Taylor Collection dates:1964-1966
Metadata
Database number:14631
Authorizer:J. Alroy, M. Carrano Enterer:J. Alroy, M. Carrano
Modifier:M. Carrano Research group:vertebrate
Created:1994-07-26 00:00:00 Last modified:2023-08-11 16:36:02
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]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
85648 D. B. Brinkman, J. D. Divay, D. G. DeMar and G. P. Wilson Mantilla. 2021. A systematic reappraisal and quantitative study of the nonmarine teleost fishes from the late Maastrichtian of the Western Interior of North America: evidence from vertebrate microfossil localities. Canadian Journal of Earth Sciences 58(9):936-967 [M. Carrano/M. Carrano]
78157 D. A. Eberth. 2015. Origins of dinosaur bonebeds in the Cretaceous of Alberta, Canada. Canadian Journal of Earth Sciences 52(8):655-681 [M. Carrano/M. Carrano]