Prosynthetoceras Quarry: Early/Lower Barstovian, Nebraska

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Perissodactyla - Rhinocerotidae
Aphelops megalodus (Cope 1873)
Prothero 2005
Teleoceras medicornutum Osborn 1904
Prothero 2005
Mammalia - Perissodactyla - Chalicotheriidae
Moropus sp. Marsh 1877
    = Moropus merriami Holland and Peterson 1913
Coombs 2004
Mammalia - Perissodactyla - Equidae
Desmatippus integer (Matthew 1924)
Mammalia - Tayassuidae
Dyseohyus stirtoni Woodburne 1969
    = Prosthennops xiphodonticus Barbour 1925
Alroy 2002
recombined as Stirtonhyus xiphodonticus
described by Woodburne 1969
Hesperhys vagrans Douglass 1903
Prothero 2015
F:AM 143843
Mammalia - Protoceratidae
Prosynthetoceras siouxensis (Frick 1937)
    = Lambdoceras siouxensis Frick 1937
Alroy 2002
see also Patton and Taylor 1971
Mammalia - Carnivora - Amphicyonidae
Amphicyonidae indet. Haeckel 1886
    = Amphicyon sp. Lartet 1836
Hunt 1998
Mammalia - Carnivora - Canidae
Cynarctoides acridens (Barbour and Cook 1914)
Wang et al. 1999
see common names

Geography
Country:United States State/province:Nebraska County:Sioux
Coordinates: 42.4° North, 103.8° West (view map)
Paleocoordinates:43.0° North, 100.6° West
Basis of coordinate:based on political unit
Geographic resolution:small collection
Time
Period:Neogene Epoch:Miocene
10 m.y. bin:Cenozoic 5
*Period:Tertiary
Key time interval:Early/Lower Barstovian
Age range of interval:15.97000 - 13.60000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Olcott
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Metadata
Also known as:Synthetoceras Quarry
Database number:17985
Authorizer:J. Alroy, J. Marcot Enterer:J. Alroy, J. Marcot
Modifier:G. Varnham Research group:vertebrate
Created:1993-02-18 00:00:00 Last modified:2022-04-27 08:19:00
Access level:the public Released:1993-02-18 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

3175. M. F. Skinner, S. M. Skinner, and R. J. Gooris. 1977. Stratigraphy and biostratigraphy of late Cenozoic deposits in central Sioux County, western Nebraska. Bulletin of the American Museum of Natural History 158(5):263-370 [J. Alroy/J. Alroy/J. Alroy]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
17216 M. C. Coombs. 2004. Moropus merriami in the early Barstovian Lower Snake Creek fauna of Nebraska, with comments on biogeography of North American chalicotheres. Bulletin of the American Museum of Natural History 285:191-208 [J. Alroy/J. Alroy]
1977 R. M. Hunt, Jr. 1998. Amphicyonidae. 196-227 [J. Alroy/J. Alroy/J. Alroy]
51726 D. R. Prothero. 2005. The Evolution of North American Rhinoceroses. 1-218 [J. Marcot/J. Marcot]
61396 D. R. Prothero. 2015. Evolution of the Early Miocene Hesperhyine Peccaries. New Mexico Museum of Natural History and Science Bulletin 67:235-255 [J. Marcot/J. Marcot]
3558 X. Wang, R. H. Tedford, and B. E. Taylor. 1999. Phylogenetic systematics of the Borophaginae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 243:1-392 [J. Alroy/J. Alroy/J. Alroy]