Castolon (TMM 40726) ( of the United States)

Where: Brewster County, Texas (29.2° N, 103.2° W: paleocoordinates 30.1° N, 98.7° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Lower Member (Delaho Formation), Harrisonian (24.8 - 20.4 Ma)

Environment/lithology: terrestrial

Reposited in the TMM

Primary reference: M. S. Stevens, J. B. Stevens, and M. R. Dawson. 1969. New Early Miocene Formation and Vertebrate Local Fauna, Big Bend National Park, Brewster County, Texas. Pearce-Sellards Series 15:1-15 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 17771: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

• NISP 2
Mammalia
 Perissodactyla - Rhinocerotidae
Menoceras barbouri1 Wood 1964 rhinoceros
 Ungulata - Hypertragulidae
Nanotragulus ordinatus2 Matthew 1907 ruminant