Blue Cliff Horizon: Duchesnean, Texas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Primates
Rooneyia viejaensis n. gen., n. sp. Wilson 1966
TMM 40688 DUPLICATE REF 3664 or 3665
Mammalia - Carnivora - Amphicyonidae
Daphoneninae indet.
Hunt 1996
    = Daphoenictis sp. Hunt 1974
Alroy 2002
replaces ID of Gustafson 1986b, from TMM 40688 and FMNH DUPLICATE REF 1975 or 1979
Miacis australis n. sp. Gustafson 1986
Gustafson 1986
recombined as Angelarctocyon australis
FMNH
Mammalia - Creodonta - Hyaenodontidae
Hyaenodon crucians Leidy 1853
Gustafson 1986
TMM 40688; FMNH
Hyaenodon montanus Douglass 1902
Gustafson 1986
TMM 40688
Mammalia - Creodonta
Hemipsalodon viejaensis Gustafson 1986
Gustafson 1986
TMM 40688; FMNH
Mammalia - Leptomerycidae
Leptomeryx defordi Wilson 1974
recombined as Hendryomeryx defordi
Mammalia - Agriochoeridae
Agriochoerus antiquus Leidy 1850
DUPLICATE REF 3664 or 3665
Protoreodon pumilus (Marsh 1875)
TMM 40688 DUPLICATE REF 3664 or 3665
Mammalia - Oromerycidae
Oromeryx sp. Marsh 1894
TMM 40688: Wilson 1974 DUPLICATE REF 3664 or 3665
Eotylopus cf. reedi Matthew 1910
FMNH DUPLICATE REF 3664 or 3665
Mammalia - Entelodontidae
Archaeotherium cf. mortoni Leidy 1850
Emry 1992
    = Brachyhyops viensis Russell 1980
Alroy 2002
FMNH
Mammalia - Perissodactyla - Equidae
Mesohippus texanus McGrew 1971
TMM 40688; FMNH: McGrew 1971 DUPLICATE REF 3664 or 3665
Mammalia - Perissodactyla - Tapiridae
Colodon sp. Marsh 1890
Wilson and Schiebout 1984 4 specimens
    = Colodon stovalli Wilson and Schiebout 1984
Alroy 2002
said to be new; TMM 40688; FMNH
Mammalia - Perissodactyla - Amynodontidae
Metamynodon sp. Scott and Osborn 1887
Wilson and Schiebout 1981
    = Metamynodon chadronensis Wood 1937
Alroy 2002
FMNH
Mammalia - Perissodactyla - Rhinocerotidae
Trigonias sp. Lucas 1900
Wilson and Schiebout 1984
TMM 40688
    = Penetrigonias dakotensis Peterson 1920
Prothero 2005
Mammalia - Perissodactyla - Hyracodontidae
Hyracodon primus Peterson 1934
Wilson and Schiebout 1984 4 specimens
(1 measurement)
    = Hyracodon medius Peterson 1934
Alroy 2002
"H. sp.", TMM 40688; FMNH
Mammalia - Perissodactyla
? Toxotherium sp. Wood 1961
Wilson and Schiebout 1981
FMNH
Mammalia - Perissodactyla - Brontotheriidae
Duchesneodus sp. Lucas and Schoch 1982
Lucas and Schoch 1989
    = Duchesneodus uintensis Peterson 1931
Alroy 2002
replaces ID of Wilson and Stevens 1986; "Teleodus
Mammalia - Leptictidae
Leptictis douglassi n. sp. Novacek 1976
Novacek 1976
TMM 40688 (1 measurement)
see common names

Geography
Country:United States State/province:Texas County:Presidio
Coordinates: 29.9° North, 104.2° West (view map)
Paleocoordinates:31.6° North, 95.9° West
Basis of coordinate:based on political unit
Time
Period:Paleogene Epoch:Eocene
10 m.y. bin:Cenozoic 3
*Period:Tertiary
Key time interval:Duchesnean
Age range of interval:39.70000 - 37.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Local section:Vieja Local bed:6
Local order:bottom to top
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Museum repositories:TMM
Taxonomic list comments:0-88 ft above "lower marker bed" in the Chambers Tuff
Wilson and Schiebout 1984 say that TMM 40688 is the Reeves Bonebed, but this is surely an error
identity of "Caenopus sp." is completely ambiguous as genus is invalid and no useful comparisons are drawn by Wilson and Schiebout 1984; FMNH specimen
Metadata
Also known as:Rifle Range Hollow; TMM 40688; Porvenir L.F. (in part)
DUPLICATE REF 3664 or 3665
Database number:16835
Authorizer:J. Alroy, J. Marcot Enterer:J. Alroy, J. Marcot
Research group:vertebrate
Created:1993-02-18 00:00:00 Last modified:2002-06-03 03:27:41
Access level:the public Released:1993-02-18 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
3664. J. A. Wilson. 1977. Early Tertiary Vertebrate Faunas Big Bend Area Trans-Pecos Texas: Brontotheriidae. Pearce-Sellards Series 25 [J. Alroy/J. Alroy/J. Ju]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
1442 R. J. Emry. 1992. Mammalian Range Zones in the Chadronian White River Formation at Flagstaff Rim, Wyoming. In D. R. Prothero, W. A. Berggren (eds.), Eocene-Oligocene Climatic and Biotic Evolution 106-115 [J. Alroy/J. Alroy/M. Uhen]
1758 E. P. Gustafson. 1986. Carnivorous mammals of the Late Eocene and Early Oligocene of Trans-Pecos Texas. Texas Memorial Museum Bulletin 33:1-66 [J. Alroy/J. Alroy/J. Marcot]
1975 R. M. Hunt, Jr. 1996. Amphicyonidae. In D. R. Prothero and R. M. Emry (eds.), The Terrestrial Eocene-Oligocene Transition in North America 476-485 [J. Alroy/J. Alroy/J. Marcot]
2309 S. G. Lucas and R. M. Schoch. 1989. Taxonomy of Duchesneodus (Brontotheriidae) from the late Eocene of North America. In D. R. Prothero and R. M. Schoch (eds.), The Evolution of Perissodactyls 490-503 [J. Alroy/J. Alroy/J. Marcot]
2661 M. J. Novacek. 1976. Early Tertiary Vertebrate Faunas, Vieja Group, Trans-Pecos Texas: Insectivora. Pearce-Sellards Series 23 [J. Alroy/J. Alroy/J. Ju]
51726 D. R. Prothero. 2005. The Evolution of North American Rhinoceroses. 1-218 [J. Marcot/J. Marcot]
3669 J. A. Wilson and J. A. Schiebout. 1981. Early Tertiary Vertebrate Faunas Trans-Pecos Texas: Amynodontidae. Pearce-Sellards Series 33:1-62 [J. Alroy/J. Alroy/J. Marcot]
3670 J. A. Wilson and J. A. Schiebout. 1984. Early Tertiary Vertebrate Faunas, Trans-Pecos Texas: Ceratomorpha less Amynodontidae. Pearce-Sellards Series 39:1-47 [J. Alroy/J. Alroy/J. Marcot]