Prison Farm
Basic information
Sample name: Prison Farm
Sample aka: 20IA58
Reference: J. G. Brashler, M. R. Laidler, and T. J. Martin. 1998. The Prison Farm site (20IA58): a Woodland occupation in the Grand basin of Michigan. Midcontinental Journal of Archaeology 23(2):143-197 [ER 3192]
Geography
Country: United States
State: Michigan
County: Ionia
Coordinate: 42° 59' N, 85° 6' W
Coordinate basis: based on nearby landmark
Time interval: Holocene
Ma: 0.00196
Age basis: radiocarbon (uncalibrated)
Geography comments: "on the grounds of the farm associated with the Ionia State Prison... a 60-acre field... approximately 8 km west of the confluence of the Maple River with the Grand" (coordinate based on Ionia Correctional Facility)
there is a conventional radiocarbon date of 1960 +/- 40 BP on "residue from a sherd"
there is a conventional radiocarbon date of 1960 +/- 40 BP on "residue from a sherd"
Environment
Lithology: siltstone
Taphonomic context: human accumulation,settlement
Archaeology: ceramics,stone tools
Habitat comments: "dense silt loam soils"
"a major Middle Woodland occupation" with "several hundred projectile points, hundreds of ceramics" and "ground stone"
presence of structures is possible, but there has been no excavation
"a major Middle Woodland occupation" with "several hundred projectile points, hundreds of ceramics" and "ground stone"
presence of structures is possible, but there has been no excavation
Methods
Life forms: carnivores,rodents,ungulates,birds,turtles,fishes,clams
Sampling methods: surface
Sample size: 302 specimens
Sampling comments: surface collected by the Guernsey family between 1962 and the publication date
Metadata
Sample number: 3501
Contributor: John Alroy
Enterer: John Alroy
Created: 2019-09-08 16:26:35
Modified: 2023-02-25 11:23:44
Abundance distribution
12 species
7 singletons
total count 302
geometric series index: 31.3
Fisher's α: 2.498
geometric series k: 0.6218
Hurlbert's PIE: 0.5628
Shannon's H: 1.1608
Good's u: 0.9768
Each square represents a species. Square sizes are proportional to counts.
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| Castor canadensis | 62 | 11 kg |
| Canis cf. lupus | 5 | 43 kg carnivore |
| Ursus americanus | 7 | 115 kg browser-insectivore |
| Procyon lotor | 1 | 5.5 kg carnivore-granivore |
| Cervus canadensis | 35 | 170 kg browser-grazer |
| "Cervus elaphus" | ||
| Odocoileus virginianus | 186 | 75 kg herbivore |
| Meleagris gallopavo | 1 | 7.8 kg omnivore |
| Phasianus colchicus | 1 | 1.3 kg granivore |
| Apalone sp. | 1 | |
| Ictalurus punctatus | 1 | |
| Aplodinotus grunniens | 1 | |
| Cyclonaias tuberculata | 1 | |