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


Coordinate: 30.3° N, -99.9° W
Coordinate 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)

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"

Methods
Life forms: bats,carnivores,primates,rodents,ungulates,other small mammals

Sampling methods: quarry,screenwash

Sample size: 2207 specimens

Sampling comments: matrix was washed, but no details are given

Metadata
Sample number: 3537

Contributor: John Alroy

Enterer: John Alroy

Created: 2019-09-12 21:10:40

Modified: 2023-04-29 01:58:40

Abundance distribution
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
Each square represents a species. Square sizes are proportional to counts.
Register
Sorex cinereus54.1 g
Blarina sp.83
"Blarina brevicauda"
Notiosorex crawfordi37
Scalopus aquaticus394.9 g
Myotis velifer1288.6 g insectivore
Myotis cf. evotis166.5 g insectivore
Perimyotis subflavus45.6 g insectivore
"Pipistrellus subflavus"
Lasiurus cinereus220.7 g insectivore
"Nycteris cinereus"
Homo sapiens264 kg
Sylvilagus floridanus2461.1 kg herbivore
Lepus cf. townsendii1
Lepus californicus52.1 kg
Tamias striatus17113 g frugivore-insectivore
Ictidomys mexicanus1
"Spermophilus mexicanus"
Xerospermophilus spilosoma2128 g
"Spermophilus spilosoma"
Cynomys ludovicianus3
Thomomys umbrinus16
Geomys bursarius89
Perognathus merriami135
Chaetodipus hispidus11432.1 g
"Perognathus hispidus"
Dipodomys ordii248.9 g
Reithrodontomys montanus52
Reithrodontomys megalotis610.3 g
Reithrodontomys fulvescens2611.5 g
Peromyscus maniculatus14519.1 g
Peromyscus leucopus15321.0 g
Peromyscus boylii4323.2 g
Peromyscus pectoralis22
Baiomys taylori38.5 g
Onychomys leucogaster4234.7 g
Sigmodon hispidus17689.4 g
Neotoma floridana7252 g
Neotoma micropus200294 g
Microtus pinetorum36724.0 g
"Microtus ochrogaster pinetorum"
Synaptomys cooperi729.0 g
Zapus hudsonius915.6 g
"Zapus princeps" (see Hafner 1993)
Canis latrans212 kg carnivore-insectivore
Canis cf. lupus143 kg carnivore
Vulpes vulpes45.3 kg carnivore-insectivore
Vulpes velox72.4 kg carnivore
Ursus americanus1115 kg browser-insectivore
Taxidea taxus17.0 kg carnivore
Spilogale putorius6633 g carnivore-invertivore
Mephitis mephitis21.5 kg carnivore-insectivore
Conepatus leuconotus1
"Conepatus mesoleucus"
Puma concolor149 kg carnivore
"Felis concolor"
Herpailurus yagouaroundi25.4 kg carnivore
"Felis yagouaroundi"
Lynx rufus39.0 kg carnivore
Mammuthus cf. columbi1
"Elephas cf. columbi"
Odocoileus virginianus475 kg herbivore
Bison sp.1
Equus sp.1