Mesa de Borregos (Oligocene of Mexico)

Where: Baja California Sur, Mexico (23.4° N, 109.5° W: paleocoordinates 22.3° N, 101.2° W)

• coordinate estimated from map

When: El Cien Formation, Chattian (28.1 - 23.0 Ma)

Environment/lithology: marine; phosphatic sandstone

Primary reference: S. P. Applegate. 1986. The El Cien Formation, Strata of Oligocene and early Miocene age in Baja California Sur. Revista 6(2):145-162 [M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 66427: authorized by Mark Uhen, entered by Mark Uhen on 09.10.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Perissodactyla - Desmostylidae
aff. Cornwallius sp. Hay 1923 desmostylian
 Odontoceti -
Odontoceti indet. Flower 1867 toothed whale
"porpoise"