Schulze Cave (layer C2)
Basic information
Sample name: Schulze Cave (layer C2)
Reference: W. W. Dalquest, E. Roth, and F. Judd. 1969. The mammal fauna of Schulze Cave, Edwards County, Texas. Bulletin of the Florida State Museum 13(4):205-276 [ER 3217]
Geography
Country: United States
State: Texas
County: Edwards
Coordinate: 30.3° N, -99.9° W
Latlng basis: based on nearby landmark
Time interval: Late Pleistocene
Section: 3217
Unit number: 3
Unit order: above to below
Ma: 0.00931
Age basis: radiocarbon (uncalibrated)
Geography comments: "approximately 28 miles northeast of the town of Rock Springs.... about 0.5 miles east of... Paint Creek, and approximately 3.8 miles due east of the Rigsby Triangulation Station" (coordinate estimated from map based on the location of Telegraph, which is 31.4 miles northeast of Rock Springs)
"nearly 2 pounds of bone" from layer C2 were dated at 9, 310 +/- 310 years B.P. (presumed to be uncalibrated because the error is symmetrically distributed)
"nearly 2 pounds of bone" from layer C2 were dated at 9, 310 +/- 310 years B.P. (presumed to be uncalibrated because the error is symmetrically distributed)
Environment
Lithology: claystone
Taphonomic context: bird accumulation, cave, fluvial deposit
Habitat comments: a "sinkhole"
layer C is a "fine-grained, brown, clay-like material rich in carbonate grit"
"Most of the small mammals were probably brought to the site as prey of barn owls... Bones of larger mammals were either washed into the cave or brought in by wood rats"
layer C is a "fine-grained, brown, clay-like material rich in carbonate grit"
"Most of the small mammals were probably brought to the site as prey of barn owls... Bones of larger mammals were either washed into the cave or brought in by wood rats"
Methods
Life forms: bats, carnivores, primates, rodents, ungulates, other small mammals
Excluded forms: turtles
Sampling methods: quarry, screenwash
Sample size: 2207 specimens
Net or trap nights: 0
Basal area status: not applicable
Sampling comments: matrix was washed, but no details are given
Metadata
Sample no: 3537
Contributor no: John Alroy
Enterer: John Alroy
Created: 2019-09-12 21:10:40
Modified: 2023-04-29 01:58:40
Abundance distribution
Each square represents a species. Square sizes are proportional to counts. Values are logged.
Statistics
52 species
10 singletons
total count 2207
geometric series index: 77.9
Fisher's α: 9.545
geometric series k: 0.8907
Hurlbert's PIE: 0.9213
Shannon's H: 2.8706
Good's u: 0.9955
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