Bighorn Cave - Locus A, general (Holocene of the United States)

Also known as Locus A = "lower shelter and toe of talus cone"

Where: Mohave County, Arizona (35.2° N, 114.4° W: paleocoordinates 35.2° N, 114.4° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Holocene (0.0 - 0.0 Ma)

• Fauna recovered from cave fill sediments; details of stratigraphy and level designations were provided by Geib and Keller (2002); "general" designation is for materials without clear affiliation with recognized Components (see PBDB collections 63708-63711)

Environment/lithology: caveunlithified

• Cave is formed within a "massive volcanic breccia" (Geib (2002:7); see also Geib and Keller (2002)

Collection methods: salvage, surface (float),

• Screen mesh size reported by Geib and Keller (2002); specimens are curated in the Laboratory of Quaternary Paleontology, Northern Arizona University, Flagstaff, Arizona (NAUQSP)

Primary reference: C. N. Jass. 2002. Preliminary taphonomic analyses of the mammalian microfauna. Pp. 179-190 in Bighorn Cave: Test Excavations of a Stratified Dry Shelter Mohave County, Arizona (P. R. Geib, and D. R. Keller, eds.). Bilby Research Center Occasional Papers 1 (Northern Arizona University, Flagstaff, Arizona). [C. Bell/C. Bell]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 63712: authorized by Chris Bell, entered by Chris Bell on 18.08.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Rodentia - Cricetidae
Neotoma sp. Say and Ord 1825 pack rat
 Rodentia - Castoridae
Castor canadensis Kuhl 1820 American beaver
 Rodentia - Geomyidae
Thomomys sp. Wied-Neuwied 1839 pocket gopher
Thomomys cf. bottae Eydoux and Gervais 1836 Botta's pocket gopher
 Lagomorpha - Leporidae
Sylvilagus sp. Gray 1867 cottontail rabbit
"Sylvilagus audubonii / floridanus"
Sylvilagus audubonii Baird 1858 desert cottontail
Lepus sp. Linnaeus 1758 hare
 Carnivora - Mephitidae
Spilogale gracilis Merriam 1890 western spotted skunk
cf. Spilogale gracilis Merriam 1890 western spotted skunk
 Artiodactyla - Bovidae
Ovis canadensis Shaw 1804 bighorn sheep
cf. Ovis canadensis Shaw 1804 bighorn sheep