Vallee of Zacualco Mammoth (Pleistocene of Mexico)

Also known as south of Guadalajara; Zacoalco

Where: Jalisco, Mexico (20.7° N, 103.3° W: paleocoordinates 20.7° N, 103.1° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Pleistocene (2.6 - 0.0 Ma)

• Stratigraphic resolution set to bed because there is just one skeleton (JA).

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collection methods: Elephas cf. columbi skeleton is in the collection of M. Lazaro Gallardo, of San Pedro.

•Several additional localities containing fossil bones are mentioned, including, 1. close to the Hacienda of Gargantillo, ~5 miles from the port of Ypala (collection 45174), and 2. close to the hacienda del Cuez, ~3 miles from Esmeca (not entered because couldn't locate Esmeca).

Primary reference: H. Milne-Edwards. 1865. À des ossements fossiles provenant de la vallee de Zacualco. [Fossil bones from the valley of Zacualco.]. Archives de la Commission Scientifique du Mexique 1:401-407 [J. Alroy/R. Whatley/R. Whatley]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 45173: authorized by John Alroy, entered by Robin Whatley on 08.10.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Proboscidea - Elephantidae
"Elephas cf. columbi" = Mammuthus columbi
"Elephas cf. columbi" = Mammuthus columbi Falconer 1857 Columbian mammoth
Author witheld "certain determination" for further comparison to additional species. [entered by RW as "Elephus cf. columbi"]