TMM 31085 (Miocene of the United States)

Also known as TMM 31086

Where: Washington County, Texas (30.1° N, 96.1° W: paleocoordinates 30.6° N, 93.3° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Oakville Formation, Miocene (23.0 - 5.3 Ma)

Environment/lithology: terrestrial

Reposited in the TMM

Primary reference: C. J. Hesse. 1943. A Preliminary Report on the Miocene Vertebrate Faunas of Southeast Texas. Transactions of the Texas Academy of Sciences 26:157-179 [J. Alroy/J. Alroy/J. Marcot]more details

PaleoDB collection 18680: authorized by John Alroy, entered by John Alroy on 27.09.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

• position relative to the Moulton Sandstone not stated
Mammalia
 Perissodactyla - Rhinocerotidae
Rhinocerotidae indet. Gray 1821 rhinoceros
 Perissodactyla - Equidae
Merychippus gunteri2 Simpson 1930 horse
Hipparionini indet.2 Quinn 1955 hipparionine horse
Protohippus perditus1 Leidy 1858 horse
Calippus proplacidus2 Osborn 1918 horse
 Ungulata - Protoceratidae
Protoceratidae indet.1 Marsh 1891 protoceratid