Rancho La Brisca (Pleistocene of Mexico)
Also known as UALP 7627
Where: Sonora, Mexico (29.4° N, 111.0° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Late/Upper Pleistocene (0.1 - 0.0 Ma)
• said to be Sangamonian
Environment/lithology: terrestrial
Primary reference: T. R. Van Devender, A. M. Rea, and M. L. Smith. 1985. The Sangamon interglacial vertebrate fauna from Rancho la Brisca, Sonora, Mexico. Transactions of the San Diego Society of Natural History 21(2):23-55 [J. Alroy/J. Alroy/J. Marcot]more details
PaleoDB collection 20633: authorized by John Alroy, entered by John Alroy on 12.04.1997
Creative Commons license: CC0 (CC0)
Taxonomic list
• screen washed; samples from 5 m mudstone section
total mammalian NISP reported as 26, but only 24 are identified
said to be Sangamonian based on interglacial aspect of herpetofauna and co-occurrence of Bison with extinct megafauna
total mammalian NISP reported as 26, but only 24 are identified
said to be Sangamonian based on interglacial aspect of herpetofauna and co-occurrence of Bison with extinct megafauna
Show authors, comments, and common names
| Mammalia | |
|
Mammuthus sp. Brookes 1828 mammoth | |
|
Sigmodon sp. Say and Ord 1825 cotton rat
Onychomys sp. Baird 1858 grasshopper mouse
Neotoma sp. Say and Ord 1825 pack rat | |
|
Dipodomys sp. Gray 1841 kangaroo rat | |
|
Bassariscus sp. Coues 1887 ringtail | |
|
Camelops sp. Leidy 1854 camel | |
Tetrameryx sp., "Capromeryx cf. minor" = Breameryx minor
Tetrameryx sp. Lull 1921 pronghorn
"Capromeryx cf. minor" = Breameryx minor Taylor 1911 pronghorn | |
|
Odocoileus hemionus Rafinesque 1817 mule deer | |
|
Bison sp. Hamilton-Smith 1827 bison | |