Sciuravus Surprise
Basic information
Sample name: Sciuravus Surprise
Sample aka: SDSNH Loc. 5841
Reference: T. S. Kelly and P. C. Murphey. 2016. Mammals from the earliest Uintan (middle Eocene) Turtle Bluff Member, Bridger Formation, southwestern Wyoming, USA, Part 1: Primates and Rodentia. Palaeontologia Electronica 19(2):1-55 [ER 4133]
Geography
Country: United States
State: Wyoming
County: Uinta
Coordinate: 41.09° N, -110.08° W
Coordinate basis: estimated from map
Formation: Bridger
Time interval: Middle Eocene
Zone: Bridgerian
Section: Turtle Bluff
Unit number: 1
Unit order: below to above
Max Ma: 47.76
Min Ma: 47.31
Age basis: other
Geography comments: on the western edge of Cedar Mountain and east of Lonetree Divide
coordinate estimated from the map in Fig. 1
above the base of C21n (47.760 Ma according to Ogg 2020) and below a "tuffaceous white sandstone bed" U-Pb dated at 47.31 ± 0.06
earliest Middle Eocene based on these dates
coordinate estimated from the map in Fig. 1
above the base of C21n (47.760 Ma according to Ogg 2020) and below a "tuffaceous white sandstone bed" U-Pb dated at 47.31 ± 0.06
earliest Middle Eocene based on these dates
Environment
Lithology: claystone
Habitat comments: Fig. 2 indicates that the site is in a claystone
Methods
Life forms: primates,rodents,other small mammals
Sampling methods: screenwash
Sample size: 29 specimens
Museum: SDSNH
Sampling comments: "bulk samples were liquid screen washed resulting in concentrates from which the fossils were separated by heavy liquid floatation"
the Turtle Bluff Member inventories are derived from Kelly and Murphey (2016), Murphey and Kelly (2017), and Murphey et al. (2018)
the Turtle Bluff Member inventories are derived from Kelly and Murphey (2016), Murphey and Kelly (2017), and Murphey et al. (2018)
Metadata
Sample number: 4579
Contributor: John Alroy
Enterer: John Alroy
Created: 2024-12-08 05:45:08
Modified: 2024-12-08 05:45:08
Abundance distribution
16 species
8 singletons
total count 29
geometric series index: 54.9
Fisher's α: 14.663
geometric series k: 0.9117
Hurlbert's PIE: 0.9150
Shannon's H: 2.6322
Good's u: 0.7359
Each square represents a species. Square sizes are proportional to counts.
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