Circle Locality: Tiffanian, Montana
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Multituberculata
- Ptilodontidae
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Ptilodus montanus
Douglass 1908
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Wolberg 1979 | |||||||||
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Mammalia
- Multituberculata
- Neoplagiaulacidae
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Neoplagiaulax hunteri
(Simpson 1936)
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Wolberg 1979 | |||||||||
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Ectypodus sp.
Matthew and Granger 1921
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Wolberg 1979 | |||||||||
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Parectypodus cf. laytoni
(Jepsen 1940)
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Wolberg 1979 | |||||||||
| original and current combination Ectypodus laytoni | ||||||||||
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Mammalia
- Multituberculata
- Microcosmodontidae
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Microcosmodon woodi
Holtzman and Wolberg 1977
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Wolberg 1979 | |||||||||
| recombined as Allocosmodon woodi | ||||||||||
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Mammalia
- Leptictidae
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Acmeodon sp.
Matthew and Granger 1921
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Wolberg 1979 | |||||||||
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Mammalia
- Pentacodontidae
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Bisonalveus sp.
Gazin 1956
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Wolberg 1979 | |||||||||
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Mammalia
- Macroscelidea
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Litolestes lacunatus
Gazin 1956
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Wolberg 1979 | |||||||||
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= Litocherus lacunatus
Gazin 1956
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Alroy 2002 | |||||||||
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Mammalia
- Macroscelidea
- Apheliscidae
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Haplaletes cf. disceptatrix
Simpson 1935
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Wolberg 1979 | |||||||||
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Litomylus cf. ishami
Gazin 1956
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Wolberg 1979 | |||||||||
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Mammalia
- Phenacodontidae
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Ectocion cf. wyomingensis
(Gazin 1956)
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Wolberg 1979 | |||||||||
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= Ectocion cf. collinus
Russell 1929
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Alroy 2002 | |||||||||
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Tetraclaenodon pliciferus
(Cope 1882)
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1 specimen | |||||||||
| synonym of Tetraclaenodon puercensis | ||||||||||
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Mammalia
- Procreodi
- Arctocyonidae
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Thryptacodon cf. australis
Simpson 1935
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Wolberg 1979 | |||||||||
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Arctocyon procyonoides
(Matthew 1937)
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Wolberg 1979 | |||||||||
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= Colpoclaenus cf. procyonoides
Matthew 1937
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Alroy 2002 | |||||||||
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Tricentes sp.
Cope 1884
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Wolberg 1979 | |||||||||
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= Chriacus sp.
Cope 1883
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Alroy 2002 | |||||||||
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Arctocyon cf. ferox
(Cope 1883)
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Wolberg 1979 | |||||||||
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Mammalia
- Nyctitheriidae
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Leptacodon cf. tener
Matthew and Granger 1921
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Wolberg 1979 | |||||||||
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Mammalia
- Pantolestidae
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Propalaeosinopa albertensis
Simpson 1927
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Wolberg 1979 | |||||||||
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Palaeosinopa sp.
Matthew 1901
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Wolberg 1979 | |||||||||
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Mammalia
- Primates
- Carpolestidae
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Carpodaptes hazelae
Simpson 1936
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Wolberg 1979 | |||||||||
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Mammalia
- Primates
- Plesiadapidae
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Plesiadapis cf. rex
(Gidley 1923)
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Wolberg 1979 | |||||||||
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? Trogolemur sp.
Matthew 1909
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Wolberg 1979 | |||||||||
| biochronologically very implausible and genus not said by Archibald et al. 1987 to range into the Paleocene; but there is no description or discussion and no other published i.d.s of Trogolemur have been questioned in print | ||||||||||
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Mammalia
- Primates
- Microsyopidae
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Microsyops sp.
Leidy 1872
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Wolberg 1979 | |||||||||
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= Microsyopidae indet.
Osborn and Wortman 1892
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Alroy 2002 | |||||||||
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Navajovius sp.
Matthew and Granger 1921
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Wolberg 1979 | |||||||||
| confirmed by Gunnell 1989 | ||||||||||
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Mammalia
- Primates
- Paromomyidae
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Ignacius frugivorus
Matthew and Granger 1921
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Wolberg 1979 | |||||||||
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Phenacolemur cf. praecox
Matthew 1915
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Wolberg 1979 | |||||||||
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= Phenacolemurinae indet.
Simpson 1955
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Alroy 2002 | |||||||||
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Mammalia
- Plagiomenidae
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Plagiomenidae indet.
Matthew 1918
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Wolberg 1979 | |||||||||
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Mammalia
- Dermoptera
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Elpidophorus elegans
Simpson 1927
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Wolberg 1979 | |||||||||
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Mammalia
- Proteutheria
- Palaeoryctidae
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Palaeoryctes sp.
Matthew 1913
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Wolberg 1979 | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Montana | County: | McCone |
| Coordinates: | 47.8° North, 106.1° West (view map) | ||||
| Paleocoordinates: | 53.1° North, 84.3° West | ||||
| Basis of coordinate: | based on political unit | ||||
| 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: | 60.90000 - 56.20000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Fort Union | Member: | Tongue River |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Collection methods: | surface (in situ),field collection |
| Reason for describing collection: | general faunal/floral analysis |
| Taxonomic list comments:Gunnell 1994 lists Ptilodus sp. "C"; not clear if this replaces P. montanus | |
Metadata
| Also known as: | Glen Waller Ranch | ||
| Database number: | 14937 | ||
| Authorizer: | J. Alroy, M. Carrano | Enterer: | J. Alroy, M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 1993-02-18 00:00:00 | Last modified: | 2021-11-15 13:41:02 |
| Access level: | the public | Released: | 1993-02-18 00:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 3591. | R. M. West. 1970. Tetraclaenodon puercensis (Mammalia: Phenacodontidae), Goler Formation, Paleocene of California, and distribution of the genus. Journal of Paleontology 44(5):851-857 [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] | |
| 3717 | D. L. Wolberg. 1979. Late Paleocene (Tiffanian) mammalian fauna of two localities in eastern Montana. Northwest Geology 8:83-93 [J. Alroy/J. Alroy] |