Bailongdong
Basic information
Sample name: Bailongdong
Sample aka: Bailong Cave
Reference: H. Tong, B. Zhang, X. Wu, and S. Qu. 2019. Mammalian fossils from the Middle Pleistocene human site of Bailongdong in Yunxi, Hubei. Acta Anthropologica Sinica 38(4):613-640 [ER 3858]
Geography
Country: China
State: Hubei
Coordinate: 32° 59' 40" N, 110° 31' 34" E
Time interval: Middle Pleistocene
Max Ma: 0.76
Min Ma: 0.509
Age basis: other
Geography comments: in Shenwuling, Anjia Township, Yunxi County
according to Kong et al. (2018) there is a 26Al/10Be date of 0.76 +/- 0.06, an ESR date of 0.509 +/- 0.016, and an age estimate based on magnetostratigraphy of 0.78 Ma, but the authors favour an estimate of 0.5 Ma based on biochronology
according to Kong et al. (2018) there is a 26Al/10Be date of 0.76 +/- 0.06, an ESR date of 0.509 +/- 0.016, and an age estimate based on magnetostratigraphy of 0.78 Ma, but the authors favour an estimate of 0.5 Ma based on biochronology
Environment
Lithology: claystone
Taphonomic context: cave
Archaeology: bone tools,stone tools
Habitat comments: two bone and and 60 stone tools are present
there is no discussion of accumulation agents or bone modification
according to Kong et al. (2018), the entire fossiliferous unit is claystone
there is no discussion of accumulation agents or bone modification
according to Kong et al. (2018), the entire fossiliferous unit is claystone
Methods
Life forms: bats,carnivores,primates,rodents,ungulates,other small mammals
Sampling methods: quarry
Sample size: 106 specimens
Years: 1977, 1982, 2007, 2008, 2009
Sampling comments: the site was also excavated later, but most of the described fossils were obtained in 1977 and 1982
eight human teeth are mentioned but not described in detail: these are Homo erectus based on Kong et al. (2018)
eight human teeth are mentioned but not described in detail: these are Homo erectus based on Kong et al. (2018)
Metadata
Sample number: 4228
Contributor: John Alroy
Enterer: John Alroy
Created: 2023-04-15 08:21:54
Modified: 2023-04-14 22:45:56
Abundance distribution
33 species
9 singletons
total count 106
extrapolated richness: 65.3
Fisher's α: 16.431
geometric series k: 0.9371
Hurlbert's PIE: 0.9562
Shannon's H: 3.2883
Good's u: 0.9162
Each square represents a species. Square sizes are proportional to counts.
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Current reference:
Huckleberry et al. 2001 (ER 3215)