Purgatory Hill
Basic information
Sample name: Purgatory Hill
Reference: L. Van Valen and R. E. Sloan. 1965. The earliest primates. Science 150:743-745 [ER 2332]
Geography
Country: United States
State: Montana
County: McCone
Coordinate: 47.65° N, -105.80° W
Coordinate basis: based on political unit
Formation: Tullock
Time interval: Early Palaeocene
Zone: Puercan
Max Ma: 65.7
Min Ma: 64.862
Age basis: paleomag
Geography comments: coordinate based on McCone County
in the Collins Ranch Member of the Tullock Formation
just above the undated Y-Coal in chron 29n according to Swisher et al. (1993) (age assignment is for chron 29n and is based on Ogg 2020)
in the Collins Ranch Member of the Tullock Formation
just above the undated Y-Coal in chron 29n according to Swisher et al. (1993) (age assignment is for chron 29n and is based on Ogg 2020)
Environment
Substrate: ground surface
Lithology: sandstone
Taphonomic context: fluvial deposit
Habitat comments: "stream channel sand"
Methods
Life forms: primates,ungulates,other large mammals,other small mammals
Sample size: 123 specimens
Years: 1964
Sampling comments: no details are given about collecting methods
Van Valen (1978) lists the following additional taxa that cannot be related to the original inventory: cf. Pararyctes sp., Prodiacodon crustulum, cf. Aphronorus sp., Leptacodon proserpinae, "about 5 other insectivorans", "undescribed plesiadapid" (= Pandeomonium dis of Van Valen 1994), Oxyprimus albertensis, an additional Eoconodon sp., Haplaletes andakupensis, Tinuviel eurydice, Oxyacodon marshater
Van Valen (1978) lists the following additional taxa that cannot be related to the original inventory: cf. Pararyctes sp., Prodiacodon crustulum, cf. Aphronorus sp., Leptacodon proserpinae, "about 5 other insectivorans", "undescribed plesiadapid" (= Pandeomonium dis of Van Valen 1994), Oxyprimus albertensis, an additional Eoconodon sp., Haplaletes andakupensis, Tinuviel eurydice, Oxyacodon marshater
Metadata
Sample number: 2491
Contributor: John Alroy
Enterer: John Alroy
Modifier no: John Alroy
Created: 2017-02-12 11:57:38
Modified: 2024-12-03 11:39:26
Abundance distribution
23 species
3 singletons
total count 123
geometric series index: 34.6
Fisher's α: 8.345
geometric series k: 0.8689
Hurlbert's PIE: 0.9274
Shannon's H: 2.8739
Good's u: 0.9760
Each square represents a species. Square sizes are proportional to counts.
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Register
| Taeniolabis sp. | 1 | |
| Simmons (1987): "Taeniolabis taoensis" | ||
| Stygimys sp. | 6 | |
| said to be new | ||
| Parectypodus sp. | 7 | |
| said to be new | ||
| †Neoplagiaulax nelsoni | 7 | |
| Sloan (1987): type; "Neoplagiaulax sp." said to be new | ||
| †Mesodma formosa | 5 | |
| †Mesodma cf. ambigua | 2 | |
| Kimbetohia sp. | 7 | |
| said to be new: could be Ptilodus tsosiensis of Johnston and Fox (1984) | ||
| †Cimexomys minor | 2 | |
| Peradectes sp. | 1 | |
| said to be new | ||
| †Procerberus plutonis | 4 | |
| Van Valen (1978): "Procerberus sp." said to be new | ||
| Palaeictops sp. | 5 | |
| said to be new | ||
| Mixodectidae indet. | 3 | |
| Insectivora indet. | 5 | |
| Microsyopidae or Mixodectidae | ||
| Palaeoryctidae indet. | 3 | |
| Gelastops sp. | 2 | |
| said to be new | ||
| †Purgatorius unio | 6 | |
| type | ||
| †Protungulatum sloani | 22 | |
| Van Valen (1978): "Protungulatum sp." said to be new | ||
| Oxyclaenus sp. | 9 | |
| said to be new | ||
| †Oxyclaenus pugnax | 3 | |
| includes "Thangorodrim thalion" of Van Valen (1978) | ||
| †Chriacus calenancus | 10 | |
| Van Valen 1978: "Tricentes sp." said to be new | ||
| †Eoconodon nidhoggi | 6 | |
| Van Valen (1978): "Eoconodon sp." said to be new | ||
| †Anisonchus oligistus | 6 | |
| Hemithlaeus sp. | 1 | |
| said to be new | ||