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
Show authors, comments, and common names
Mammalia
 Perissodactyla - Rhinocerotidae
Rhinocerotidae indet.
Rhinocerotidae indet. Gray 1821 rhinoceros
 Perissodactyla - Equidae
Protohippus perditus1, Calippus proplacidus2, Merychippus gunteri2, Hipparionini indet.2
Protohippus perditus1 Leidy 1858 horse
Calippus proplacidus2 Osborn 1918 horse
Merychippus gunteri2 Simpson 1930 horse
Hipparionini indet.2 Quinn 1955 hipparionine horse
 Artiodactyla - Protoceratidae
Protoceratidae indet.1
Protoceratidae indet.1 Marsh 1891 protoceratid
1Alroy 2002; 2Forsten 1975