Mill Creek (MNA locality 1073)
Basic information
Sample name: Mill Creek (MNA locality 1073)
Sample aka: Paunsaugunt Plateau
Reference: J. G. Eaton. 1993. Mammalian paleontology and correlation of the uppermost Cretaceous rocks of the Paunsaugunt Plateau, Utah. Museum of Northern Arizona Bulletin 59:163-180 [ER 4134]
Geography
Country: United States
State: Utah
County: Kane
Coordinate: 37.43° N, -112.35° W
Coordinate basis: estimated from map
Time interval: Maastrichtian
Zone: Lancian
Geography comments: "in a window cut through the Claron Formation into the uppermost Cretaceous rocks... near the junction of Mill Creek and the East Fork of the Sevier River" on the Paunsaugunt Plateau in Bryce Canyon National Park
coordinate estimated based on the map in Fig. 2
localities 1073 and 1074 "are within a few meters of each other stratigraphically" and are shown at two nearly adjacent beds in the Mill Creek composite section of FIg. 3
the formation assignment is unknown
coordinate estimated based on the map in Fig. 2
localities 1073 and 1074 "are within a few meters of each other stratigraphically" and are shown at two nearly adjacent beds in the Mill Creek composite section of FIg. 3
the formation assignment is unknown
Environment
Lithology: sandstone
Habitat comments: the bed is indicated as sandstone in Fig. 3
Methods
Life forms: other small mammals
Sampling methods: screenwash
Sample size: 34 specimens
Museum: Museum of Northern Arizona
Sampling comments: "The proximity of these localities to a road provided an opportunity for screen-washing. About 340 kg (750 lbs) were processed from locality 1074 and 1500 kg (3450 lbs) from locality 1073"
Metadata
Sample number: 4583
Contributor: John Alroy
Enterer: John Alroy
Created: 2024-12-09 02:37:20
Modified: 2024-12-09 02:37:20
Abundance distribution
12 species
4 singletons
total count 34
geometric series index: 27.0
Fisher's α: 6.610
geometric series k: 0.8379
Hurlbert's PIE: 0.8717
Shannon's H: 2.2567
Good's u: 0.8875
Each square represents a species. Square sizes are proportional to counts.
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Register
| †Mesodma cf. formosa | 3 | |
| †Mesodma cf. hensleighi | 2 | |
| Mesodma sp. | 2 | |
| †Cimolodon cf. nitidus | 3 | |
| Cimolodon sp. | 2 | |
| ? | ||
| †Cimexomys gregoryi | 1 | |
| type | ||
| Paracimexomys sp. | 1 | |
| †Symmetrodontoides foxi | 1 | |
| †Alphadon cf. wilsoni | 7 | |
| Alphadon cf. russelli = †Turgidodon cf. russelli | 5 | |
| †Alphadon cf. attaragos | 6 | |
| Turgidodon sp. | 1 | |