Tequixquiac (Pliocene of Mexico)

Where: México, Mexico (19.9° N, 99.1° W: paleocoordinates 20.0° N, 98.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Late/Upper Pliocene (3.6 - 2.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Primary reference: E. D. Cope. 1884. The extinct Mammalia of the Valley of Mexico. Paleontological Bulletin 39:1-21 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 163820: authorized by Matthew Carrano, entered by Matthew Carrano on 14.11.2014, edited by Juan Carrillo

Creative Commons license: CC BY (attribution)

Taxonomic list

 Perissodactyla - Equidae
"Equus tau" = Equus (Dolichohippus) simplicidens, "Equus barcenaei n. sp." = Equus conversidens, "Equus crenidens n. sp." = Equus (Plesippus) crenidens, Equus excelsus
"Equus tau" = Equus (Dolichohippus) simplicidens Cope 1892 horse
"Equus barcenaei n. sp." = Equus conversidens Owen 1869 horse
upper molars
"Equus crenidens n. sp." = Equus (Plesippus) crenidens Cope 1884 horse
Equus excelsus Leidy 1858 horse
 Xenarthra - Glyptodontidae
Glyptodontinae indet. Gray 1869 glyptodon
 Proboscidea - Gomphotheriidae
"Dibelodon shepardi" = Mastodon shepardii, "Dibelodon tropicus n. sp." = Cuvieronius tropicus
"Dibelodon shepardi" = Mastodon shepardii Leidy 1870 gomphothere
"Dibelodon tropicus n. sp." = Cuvieronius tropicus Cope 1884 gomphothere
 Proboscidea - Elephantidae
"Elephas primigenius" = Mammuthus primigenius
"Elephas primigenius" = Mammuthus primigenius Blumenbach 1799 wooly mammoth
 Ungulata - Tayassuidae
Platygonus ? compressus Leconte 1848 peccary
 Ungulata - Camelidae
"Holomeniscus hesternus" = Camelops hesternus, Eschatius conidens n. gen. n. sp.
"Holomeniscus hesternus" = Camelops hesternus Leidy 1873 camel
Eschatius conidens n. gen. n. sp. Cope 1884 camel
 Ungulata - Bovidae
"Bos latifrons" = Bison latifrons
"Bos latifrons" = Bison latifrons Harlan 1825 bison