Four miles southeast of ChapellHill (Miocene of the United States)

Also known as TMM 31272; Chapell Hill

Where: Washington County, Texas (30.1° N, 96.1° W: paleocoordinates 30.6° N, 93.1° W)

• coordinate based on political unit

When: Barstovian (16.3 - 12.5 Ma)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the TMM

Primary reference: D. R. Prothero and E. M. Manning. 1987. Miocene rhinoceroses from the Texas Gulf Coastal Plain. Journal of Paleontology 61(2):388-423 [J. Alroy/J. Alroy/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 18618: authorized by John Alroy, entered by John Alroy on 27.09.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Proboscidea - Mammutidae
Gomphotherium obscurum1 Leidy 1869 mastodon
 Perissodactyla - Equidae
Hipparionini indet.2 Quinn 1955 hipparionine horse
"Merychippus circulus" = Calippus circulus3 Quinn 1955 horse
replaces ID of Forsten 1975
Calippus proplacidus3 Osborn 1918 horse
 Perissodactyla - Rhinocerotidae
Peraceras hessei Prothero and Manning 1987 rhinoceros