Schulze Cave (layer C1)
Basic information
Sample name: Schulze Cave (layer C1)
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: 2
Unit order: above to below
Ma: 0.00968
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)
a "pelvis of a grizzly bear" from layer C1 was dated at 9, 680 +/- 700 years B.P. (presumed to be uncalibrated because the error is symmetrically distributed)
a "pelvis of a grizzly bear" from layer C1 was dated at 9, 680 +/- 700 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: 3185 specimens
Net or trap nights: 0
Basal area status: not applicable
Sampling comments: matrix was washed, but no details are given
Metadata
Sample no: 3536
Contributor no: John Alroy
Enterer: John Alroy
Created: 2019-09-12 12:24:26
Modified: 2023-04-29 01:58:42
Abundance distribution
Each square represents a species. Square sizes are proportional to counts. Values are logged.
Statistics
50 species
14 singletons
total count 3185
geometric series index: 80.7
Fisher's α: 8.42
geometric series k: 0.8741
Hurlbert's PIE: 0.89
Shannon's H: 2.6363
Good's u: 0.9956
Register
| Sorex cinereus | 11 | 4.1 g |
| Sorex vagrans | 1 | 5.3 g |
| Blarina brevicauda (northern short-tailed shrew) | 79 | 15.1 g |
| Notiosorex crawfordi | 62 | |
| Scalopus aquaticus | 3 | 94.9 g |
| Myotis velifer | 58 | 8.6 g |
| Myotis cf. evotis | 8 | 6.5 g |
| Eptesicus fuscus (big brown bat) | 1 | |
| Homo sapiens (human) | 1 | 64.0 kg |
| Sylvilagus floridanus | 137 | 1.1 kg |
| Lepus californicus (black-tailed jackrabbit) | 2 | 2.1 kg |
| Tamias striatus (eastern chipmunk) | 12 | 113.0 g |
| Cynomys ludovicianus | 2 | |
| Thomomys umbrinus | 2 | |
| Geomys bursarius | 48 | |
| Perognathus merriami | 435 | |
| Chaetodipus hispidus | 462 | 30.4 g |
| "Perognathus hispidus" | ||
| Dipodomys ordii | 5 | 48.9 g |
| Oryzomys palustris | 1 | 42.4 g |
| Reithrodontomys montanus (plains harvest mouse) | 83 | |
| Reithrodontomys megalotis (western harvest mouse) | 1 | 10.3 g |
| Reithrodontomys fulvescens (fulvous harvest mouse) | 13 | 11.5 g |
| Peromyscus maniculatus (eastern deer mouse) | 79 | 19.1 g |
| Peromyscus leucopus (white-footed mouse) | 168 | 21.0 g |
| Peromyscus boylii (brush mouse) | 85 | 23.2 g |
| Peromyscus pectoralis (southern white-ankled mouse) | 170 | |
| Baiomys taylori | 18 | 8.5 g |
| Onychomys leucogaster | 129 | 34.7 g |
| Sigmodon hispidus (hispid cotton rat) | 732 | 89.4 g |
| Neotoma floridana | 8 | 252.0 g |
| Neotoma micropus | 137 | 294.0 g |
| Neotoma albigula | 18 | 176.0 g |
| Microtus pinetorum | 169 | |
| "Microtus ochrogaster pinetorum" | ||
| Synaptomys cooperi | 5 | 29.0 g |
| Zapus hudsonius | 1 | 15.6 g |
| "Zapus princeps" (see Hafner 1993) | ||
| Canis latrans (coyote) | 6 | 12.0 kg |
| Vulpes vulpes (red fox) | 3 | |
| Ursus americanus (American black bear) | 1 | 115.0 kg |
| Ursus arctos horribilis (brown bear) | 1 | |
| "Ursus horribilis" | ||
| Mustela erminea (stoat) | 1 | |
| Neogale frenata (long-tailed weasel) | 1 | |
| "Mustela frenata" | ||
| Spilogale putorius (eastern spotted skunk) | 10 | |
| Mephitis mephitis (striped skunk) | 2 | |
| Conepatus leuconotus (American hog-nosed skunk) | 1 | |
| "Conepatus mesoleucus" | ||
| Panthera onca (jaguar) | 1 | |
| "Felis onca" | ||
| Herpailurus yagouaroundi (jaguarundi) | 3 | |
| "Felis yagouaroundi" | ||
| Lynx rufus (bobcat) | 4 | |
| "Felis rufus" | ||
| Odocoileus virginianus (white-tailed deer) | 3 | |
| Bison sp. | 1 | |
| Equus sp. | 1 | |