Donna's Locality
Basic information
Sample name: Donna's Locality

Sample aka: UCM Loc. 92189

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: 2

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

Environment
Lithology: claystone

Habitat comments: Fig. 2 indicates that the site is in a claystone

Methods
Life forms: carnivores,primates,rodents,other small mammals

Sampling methods: screenwash

Sample size: 132 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)

Metadata
Sample number: 4580

Contributor: John Alroy

Enterer: John Alroy

Created: 2024-12-08 05:50:31

Modified: 2024-12-08 05:50:31

Abundance distribution
35 species
15 singletons
total count 132
geometric series index: 85.7
Fisher's α: 15.558
geometric series k: 0.9119
Hurlbert's PIE: 0.9222
Shannon's H: 3.0168
Good's u: 0.8871
Each square represents a species. Square sizes are proportional to counts.
Register