Swan Hills Site 1: Tiffanian, Canada
collected by L. S. Russell 1965

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Viviparidae
Viviparus planolatere
Lioplacodes nebrascensis
Mammalia - Proteutheria - Palaeoryctidae
Pararyctes sp. Van Valen 1966
Fox 1990
Mammalia - Pantolestidae
? Pantolestidae indet. Cope 1884
1 specimen
omitted by Fox 1990
Propalaeosinopa sp. Simpson 1927
Fox 1990
Eudaemonema cf. cuspidata Simpson 1935
2 specimens
omitted by Fox 1990
    = Bessoecetor sp. Simpson 1936
Scott 2010
ROM 05614 only; ROM 05615 is Elpidophorus
Mammalia
Titanoides cf. primaevus Gidley 1917
Fox 1990
Mammalia - Macroscelidea
Litocherus lacunatus (Gazin 1956)
Fox 1990
includes type of "Litomylus alphamon"
Diacocherus cf. minutus (Jepsen 1930)
    = Diacocherus meizon Gingerich 1983
Fox 1990
recombined as Adunator meizon
Mammalia - Viverravidae
? Didymictis sp. Cope 1875
compared to Simpsonictis tenuis and Bryanictis microlestes
    = Protictis laytoni Gingerich and Winkler 1985
Fox 1990
    = Viverravus cf. laytoni Gingerich and Winkler 1985
Alroy 2002
Mammalia - Acreodi - Oxyclaenidae
? Oxyclaeninae indet. (Scott 1892)
1 specimen
invalid subgroup of Acreodi
omitted by Fox 1990
Mammalia - Phenacodontidae
Phenacodus cf. primaevus (Cope 1873)
Fox 1990
    = Phenacodus sp. Cope 1873
Alroy 2002
Ectocion osbornianus (Cope 1882)
Fox 1990
Mammalia - Procreodi - Arctocyonidae
Claenodon sp. Scott 1892
    = Arctocyon sp. Blainville 1841
Alroy 2002
Mammalia - Nyctitheriidae
Nyctitheriidae indet. Simpson 1928
Fox 1990
Leptacodon tener Matthew and Granger 1921
Mammalia - Erinaceidae
Oncocherus krishtalkai Scott 2006
Scott 2006
Litolestes cf. ignotus Jepsen 1930
(1 measurement)
Mammalia - Dermoptera
Elpidophorus elegans Simpson 1927
    = Elpidophorus sp. Simpson 1927
Fox 1990
said to be new
Mammalia - Primates - Plesiadapidae
Plesiadapidae indet. Trouessart 1897
Fox 1990
Plesiadapis cf. gidleyi (Matthew 1917)
    = Plesiadapis churchilli Gingerich 1975
Fox 1990
Mammalia - Primates - Carpolestidae
Carpolestes cygneus n. sp. Russell 1967
recombined as Carpodaptes cygneus
(4 measurements)
Mammalia - Primates - Paromomyidae
Ignacius frugivorus Matthew and Granger 1921
Fox 1990
Mammalia - Multituberculata - Neoplagiaulacidae
Mesodma pygmaea Sloan 1987
Fox 1990
Neoplagiaulax hunteri (Simpson 1936)
Fox 1990
Ectypodus cochranensis (Russell 1929)
    = Neoplagiaulax cf. hazeni Jepsen 1940
Fox 1990
Anconodon sp. Jepsen 1940
2 specimens
    = Neoplagiaulax cf. hazeni Jepsen 1940
Fox 1990
see Krause 1977
Prochetodon sp. Jepsen 1940
2 specimens
    = Neoplagiaulax cf. hazeni Jepsen 1940
Fox 1990
see Krause 1977
Mammalia - Multituberculata - Ptilodontidae
Prochetodon foxi Krause 1987
Fox 1990
Ptilodus kummae Krause 1977
Fox 1990
Mammalia - Multituberculata - Microcosmodontidae
Microcosmodon sp. Jepsen 1930
Fox 1990
Actinopteri - Amiiformes - Amiidae
Stylomyleodon sp. Russell 1928
synonym of Cyclurus
see common names

Geography
Country:Canada State/province:Alberta
Coordinates: 54.8° North, 115.5° West (view map)
Paleocoordinates:61.4° North, 91.5° West
Basis of coordinate:stated in text
Geographic resolution:small collection
Time
Period:Paleogene Epoch:Paleocene
10 m.y. bin:Cenozoic 1
*Period:Tertiary
Key time interval:Tiffanian
Age range of interval:61.70000 - 56.80000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Paskapoo
Stratigraphic resolution:bed
Lithology and environment
Primary lithology:gray argillaceous "shale"
Secondary lithology: silty claystone
Lithology description: "most of the rock at this locality is grey bentonitic shale; there are also thin lignitic layers and beds of friable limestone" (Russell 1967) "fossiliferous horizons [in the Swan Hills area] are predominantly montmorillonitic argillaceous shales, interbedded with or overlain by silty clays and calcareous shales" (Scott 2006)
Environment:fluvial-lacustrine indet.
Geology comments: "low-energy fluvial or lacustrine environment" (Scott 2006)
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Collection methods and comments
Collection methods:surface (float),surface (in situ),field collection
Collection size:31 specimens
Reason for describing collection:general faunal/floral analysis
Museum repositories:ROM
Collectors:L. S. Russell Collection dates:1965
Taxonomic list comments:supersedes various Krause references
Metadata
Also known as:UAP-13
Database number:14995
Authorizer:J. Alroy, M. Carrano Enterer:J. Alroy, M. Carrano
Modifier:J. Alroy Research group:vertebrate
Created:1993-02-18 00:00:00 Last modified:2009-03-28 12:01:23
Access level:the public Released:1993-02-18 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

2997. L. S. Russell. 1967. Palaeontology of the Swan Hills area, north-central Alberta. Life Science Contribution, Royal Ontario Museum 71:1-31 [J. Alroy/J. Alroy/M. Carrano]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
1536 R. C. Fox. 1990. The succession of Paleocene mammals in western Canada. Geological Society of America Special Paper 243:51-70 [J. Alroy/J. Alroy/M. Uhen]
24263 C. S. Scott. 2006. A new erinaceid (Mammalia, Insectivora) from the Late Paleocene of western Canada. Canadian Journal of Earth Sciences 43(11):1695-1709 [J. Alroy/J. Alroy]
35858 C. S. Scott. 2010. Eudaemonema webbi sp. nov. (Mammalia, Mixodectidae) from the late Paleocene of western Canada: the youngest known mixodectid. Canadian Journal of Earth Sciences 47(12):1451-1462 [J. Alroy/J. Alroy]