Ma'anshan Cave (lower layer)
Basic information
Sample name: Ma'anshan Cave (lower layer)

Reference: Y. Zhang, M. C. Stiner, R. Dennell, C. Wang, S. Zhang, and X. Gao. 2010. Zooarchaeological perspectives on the Chinese Early and Late Paleolithic from the Ma'anshan site (Guizhou, China). Journal of Archaeological Science 37:2066-2077 [ER 3225]
Geography
Country: China

State: Guizhou



Coordinate: 28° 8' N, 106° 50' E
Coordinate basis: based on nearby landmark

Time interval: Late Pleistocene

Section: 3225

Unit number: 2

Unit order: above to below

Ma: 0.053

Age basis: U/Th

Geography comments: "2 km southeast of Tongzi County" (basis of coordinate)
there are two rejected 14 C dates and a U-series date of 53,000 BP with no reported error

Environment
Lithology: breccia

Taphonomic context: cave,human accumulation

Archaeology: stone tools

Habitat comments: the lower part of the sequence is strata 7 and 8: stratum 7 is "breccias plus coarse sands" and contains most of the fossils, and stratum 8 is "Yellow brownish clay"
there are many "stone artifacts" but no ceramics
there are numerous cut marks and "hominins were the primary agents of bone collection and modification at the site"

Methods
Life forms: carnivores,primates,ungulates

Sampling methods: quarry

Sample size: 1293 specimens

Sampled by: S. Zhang, F. Long

Years: 1986, 1990

Sampling comments: "Sieving was not performed during the excavations, but much effort was made to collect all of the lithic and faunal fragments from the excavated sediments... the excavators used another method called patting collection"

Metadata
Sample number: 3549

Contributor: John Alroy

Enterer: John Alroy

Created: 2019-09-21 19:35:05

Modified: 2023-04-29 02:15:36

Abundance distribution
11 species
2 singletons
total count 1293
geometric series index: 16.4
Fisher's α: 1.650
geometric series k: 0.5106
Hurlbert's PIE: 0.5184
Shannon's H: 0.9857
Good's u: 0.9985
Each square represents a species. Square sizes are proportional to counts.
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