Lightning Butte
Basic information
Sample name: Lightning Butte
Sample aka: Red Creek; UCM Loc. 80061
Reference: R. K. Stucky. 1984. Revision of the Wind River faunas, early Eocene of central Wyoming. Part 5. Geology and biostratigraphy of the upper part of the Wind River Formation, northeastern Wind River Basin. Annals of Carnegie Museum 53(9):231-294 [ER 4132]
Geography
Country: United States
State: Wyoming
County: Natrona
Coordinate: 43.24° N, -107.32° W
Coordinate basis: estimated from map
Formation: Wind River
Time interval: Early Eocene
Zone: Wasatchian
Section: Red Creek
Unit number: 2
Unit order: below to above
Ma: 51.9
Age basis: AEO
Geography comments: shown in Fig. 3 at the boundary between secs. 19 (SE quarter) and 20 (SW quarter), T. 38 N, R. 87 W
from Unit 56 within the Red Creek section
within the "Palaeosyops borealis Assemblage Zone" of the Lost Cabin Member in the Red Creek section underlying Someday and (by correlation) Deadman Butte
from Unit 56 within the Red Creek section
within the "Palaeosyops borealis Assemblage Zone" of the Lost Cabin Member in the Red Creek section underlying Someday and (by correlation) Deadman Butte
Environment
Lithology: mudstone
Taphonomic context: overbank deposit,paleosol
Habitat comments: "Bioturbated gray mudstone with calcareous glaebules and pedotubules... Isolated teeth, jaws and limb elements of mammals... Overbank/paleosol"
Methods
Life forms: carnivores,primates,rodents,ungulates,other large mammals,other small mammals
Sampling methods: screenwash
Sample size: 76 specimens
Sampling comments: locality descriptions are given in Stucky's follow-up 1984 paper (Annals of Carnegie Museum v. 53, art. 10)
"Surface prospect, screen wash"
"abundant amphibian bones (primarily anuran), snake vertebrae and anguid scutes. Rare turtle, crocodylian, and fish elements"
"Surface prospect, screen wash"
"abundant amphibian bones (primarily anuran), snake vertebrae and anguid scutes. Rare turtle, crocodylian, and fish elements"
Metadata
Sample number: 4576
Contributor: John Alroy
Enterer: John Alroy
Modifier no: John Alroy
Created: 2024-12-08 03:00:08
Modified: 2024-12-11 10:22:58
Abundance distribution
28 species
11 singletons
total count 76
geometric series index: 69.6
Fisher's α: 16.014
geometric series k: 0.9218
Hurlbert's PIE: 0.9407
Shannon's H: 3.0625
Good's u: 0.8577
Each square represents a species. Square sizes are proportional to counts.
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Register
| Peratherium marsupium = †Herpetotherium marsupium | 1 | |
| Peratherium innominatum = †Copedelphys innominata | 9 | |
| †Peradectes chesteri | 1 | |
| †Armintodelphys blacki | 1 | |
| †Didelphodus cf. altidens | 3 | |
| †Apatemys cf. bellulus | 2 | |
| †Scenopagus edenensis | 1 | |
| †Scenopagus priscus | 2 | |
| Adapisoricidae indet. | 2 | |
| "probably new" | ||
| †Centetodon bembicophagus | 3 | |
| Centetodon sp. | 2 | |
| †Nyctitherium cf. serotinum | 4 | |
| †Microsyops cf. scottianus | 8 | |
| †Uintasorex cf. parvulus | 4 | |
| †Uintanius rutherfurdi | 1 | |
| Beard et al. (1992): "Huerfanius sp." | ||
| †Notharctus cf. robinsoni | 2 | |
| †Miacis cf. exiguus | 1 | |
| Vassacyon sp. | 1 | |
| cf. | ||
| †Hyopsodus paulus | 2 | |
| H. minusculus is also present according to Redline (1997) | ||
| Orohippus sp. | 1 | |
| †Paramys copei | 6 | |
| †Acritoparamys francesi | 2 | |
| †Knightomys depressus | 4 | |
| †Knightomys huerfanensis | 1 | |
| †Knightomys senior | 4 | |
| Pauromys sp. | 6 | |
| Ischyromyidae indet. | 1 | |
| Palaeanodonta indet. | 1 | |
| "sp. A" | ||