San Gabriel Azteca (Pleistocene of Mexico)

Where: Hidalgo, Mexico (19.9° N, 98.6° W: paleocoordinates 19.9° N, 98.6° W)

• coordinate stated in text

When: Late/Upper Pleistocene (0.1 - 0.0 Ma)

• The presence of Bison antiquus in these localities indicates that the bearing sedimentary sequences should be not older than 60 ka (Bravo-Cuevas and Vazquez-Cortes, 2019).

Environment/lithology: terrestrial; claystone

• The fossil-bearing strata consist of heterogeneous clastic material, including clay, silt, sand, and conglomeratic lenses set in a fluvial environment

Size classes: macrofossils, mesofossils

Collection methods: The studied sample is housed in the Museum of Paleontology of the Universidad Autonoma del Estado de Hidalgo (UAHMP),

Primary reference: C. I. Medina-Castañeda, V. M. Bravo-Cuevas, and J. A. Cruz. 2022. Turtles from the Late Pleistocene of Hidalgo and Puebla and their paleobiogeographic and paleoclimatic significance. Quaternary International 1-13 [E. Vlachos/E. Vlachos]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 226914: authorized by Evangelos Vlachos, entered by Evangelos Vlachos on 09.08.2022

Creative Commons license: CC BY (attribution)

Taxonomic list

• Fossil remains of several mammalian groups have been recovered from these sedimentary deposits, and coprolites produced by a medium-sized dog are reported from San Gabriel Azteca (Bravo-Cuevas et al., 2017a, 2017b).
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Reptilia
 Testudines - Testudinidae
Gopherus sp.
Gopherus sp. Rafinesque 1832 gopher tortoise
left epiplastron (UAHMP 3984)