Also known as UA locality 25-2; "Gidley Level" in part; Curtis Ranch in part
Where: Cochise County, Arizona (32.0° N, 110.2° W)
• Paleocoordinates: 32.8° N, 109.2° W (Wright 2013)
• coordinate based on political unit
When: St. David Formation, Blancan (4.7 - 1.4 Ma)
• within chron C2r.2r
•said to be Irvingtonian, but presumably Blancan insofar as it underlies the Glyptotherium fauna, which is Blancan according to Cassiliano 1999
Environment/lithology: terrestrial
Primary reference: E. H. Lindsay and N. T. Tessman. 1974. Cenozoic Vertebrate Localities and Faunas in Arizona. Journal of the Arizona Academy of Sciences 9(1):3-24 [J. Alroy/J. Alroy/J. Marcot]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 20303: authorized by John Alroy, entered by John Alroy on 18.02.1993
Creative Commons license: CC0 (CC0)
Taxonomic list
•"Curtis Ranch" herpetofauna described by Brattstrom 1955: Ambystoma tigrinum, Coluber constrictor, Lampropeltis intermedius n. sp., Natrix sp., Thamnophis sp., Crotalus lepidus, Testudo sp. (not seen and probably Gopherus sp.)
| Mammalia | |
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Talpidae indet. Fischer de Waldheim 1817 mole | |
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Canis edwardii Gazin 1942 canine confirmed by Nowak 1979, although Johnson et al. 1975 list "C. priscolatrans"
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Capromeryx gidleyi4 Frick 1937 pronghorn presumably includes type of Frick 1937 from "Curtis Flats, Benson"
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Platygonus sp. Leconte 1848 peccary | |
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Camelops sp. Leidy 1854 camel | |
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Equus sp. Linnaeus 1758 horse | |
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Peromyscus sp., "Bensonomys arizonae" = Calomys (Bensonomys) arizonae4, Onychomys pedroensis4, Sigmodon curtisi4, Sigmodon minor4
Peromyscus sp. Gloger 1841 deer mouse | |
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Stegomastodon sp. Pohlig 1912 gomphothere | |