Silver Creek
Basic information
Sample name: Silver Creek
Reference: W. E. Miller. 1976. Late Pleistocene vertebrates of the Silver Creek local fauna from north central Utah. Great Basin Naturalist 36(4):387-424 [ER 3111]
Geography
Country: United States
State: Utah
County: Summit
Coordinate: 40.73° N, -111.50° W
Coordinate basis: estimated from map
Time interval: Late Pleistocene
Geography comments: "immediately west of the junction of Utah Highway 40 and Interstate Highway 80... approximately five miles north of Park City"
shown as approximately in section 14, T1S, R4E
elevation 6400 feet
"Sangamon or Wisconsin in age" based on faunal correlation; a radiocarbon date was "in excess of 40,000 YBP" and therefore uninformative
shown as approximately in section 14, T1S, R4E
elevation 6400 feet
"Sangamon or Wisconsin in age" based on faunal correlation; a radiocarbon date was "in excess of 40,000 YBP" and therefore uninformative
Environment
Lithology: sandstone
Taphonomic context: overbank deposit
Habitat comments: "All the fossils came from sands and gravels below the water table" and the sediments "were probably laid down at the fossil site as intermittent flood deposits in a marshy area"
Methods
Life forms: carnivores,rodents,ungulates,other large mammals,other small mammals,birds,frogs
Sampling methods: quarry,screenwash
Sample size: 838 specimens
Sampling comments: "Small vertebrates were recovered by screen washing"
Metadata
Sample number: 3398
Contributor: John Alroy
Enterer: John Alroy
Modifier no: John Alroy
Created: 2019-08-29 22:18:29
Modified: 2024-11-15 11:21:45
Abundance distribution
29 species
7 singletons
total count 838
geometric series index: 47.6
Fisher's α: 5.829
geometric series k: 0.8276
Hurlbert's PIE: 0.8537
Shannon's H: 2.2396
Good's u: 0.9917
Each square represents a species. Square sizes are proportional to counts.
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Register
Rana cf. pipiens | 115 | |
MNI | ||
Anas platyrhynchos | 5 | 35.3 g granivore |
Anas ? carolinensis | 1 | |
Centrocercus sp. | 2 | |
questionably referred | ||
Sorex palustris | 11 | 11.4 g |
†Paramylodon cf. harlani | 3 | |
Brachylagus idahoensis | 5 | 424 g |
"Sylvilagus idahoensis" | ||
Lepus cf. townsendii | 9 | |
Urocitellus cf. armatus | 40 | 317 g |
"Spermophilus cf. armatus" | ||
Neotamias minimus | 1 | |
"Eutamias minimus" | ||
Thomomys talpoides | 13 | |
Peromyscus maniculatus | 5 | 19.1 g |
Ondatra sp. | 81 | |
Phenacomys intermedius | 4 | 23.5 g |
Microtus montanus | 200 | 44.7 g |
count is a minimum | ||
Erethizon ? dorsatum | 1 | 9.9 kg herbivore |
†Aenocyon cf. dirus | 3 | |
"Canis cf. dirus" | ||
Canis ? latrans | 1 | 12 kg carnivore-insectivore |
Mustela cf. erminea | 1 | 121 g |
Neogale vison | 2 | 950 g |
"Mustela vison" | ||
Taxidea taxus | 1 | 7.0 kg carnivore |
†Smilodon cf. fatalis | 3 | |
"Smilodon cf. floridanus" | ||
Lynx cf. canadensis | 1 | 9.7 kg |
†Mammuthus cf. columbi | 68 | |
Equus sp. | 76 | |
large | ||
†Equus ? conversidens | 2 | |
†Camelops cf. hesternus | 8 | |
Antilocapra cf. americana | 2 | 51 kg |
†Bison ? latifrons | 174 |