Xiaonanshan
Basic information
Sample name: Xiaonanshan

Sample aka: Chutoulang

Reference: W. Dong, L. M. Zhang, and W. H. Liu. 2017. New material of the Early Pleistocene mammalian fauna from Chutoulang, Chifeng, eastern Nei Mongol, China and binary faunal similarity analyses. Vertebrata PalAsiatica 55(3):257-275 [ER 3871]
Geography
Country: China

State: Nei Mongol



Coordinate: 42° 19' 45" N, 118° 39' 12" E
Coordinate basis: stated in text

Formation: Dongliang

Time interval: Early Pleistocene

Max Ma: 1.6

Min Ma: 1.4

Age basis: other

Geography comments: "2.13 km northeast" of Chutoulang, whicih is "about 22.5 km west" of Chifeng City (this is one of several sites in the area)
from "the lower part of Dongliang Formation"
the age estimate of 1.4 to 1.6 Ma is based on faunal comparisons

Environment
Lithology: claystone

Habitat comments: "The fossils were unearthed from a main layer of reddish and brownish clay or sandy clay with a thickness of 5–7 m and with a sandwiched layer of grayish silt"
the formation is "a series of fluvial-lacustrine deposits" but the paleoenvironment is not discussed any further

Methods
Life forms: carnivores,ungulates

Sampling methods: quarry

Sample size: 33 specimens

Years: 2012

Sampling comments: from a "paleontological excavation"

Metadata
Sample number: 4248

Contributor: John Alroy

Enterer: John Alroy

Created: 2023-04-23 12:00:09

Modified: 2023-04-23 02:00:41

Abundance distribution
10 species
3 singletons
total count 33
geometric series index: 22.8
Fisher's α: 4.880
geometric series k: 0.7459
Hurlbert's PIE: 0.7642
Shannon's H: 1.8651
Good's u: 0.9161
Each square represents a species. Square sizes are proportional to counts.
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