Bayan Ulan (Eocene of China)

Also known as 9th red bed

Where: Nei Mongol, China (43.2° N, 111.6° E: paleocoordinates 44.6° N, 105.3° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Shara Murun Formation, Middle Eocene (47.8 - 37.7 Ma)

• 9th red bed

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; red claystone

• Red clays

Size classes: macrofossils, mesofossils

Reposited in the IVPP

Primary reference: J. Meng, J. Ye, and X.-S. Huang. 1999. Eocene mammals from the Bayan Ulan of Nei Mongol (Inner Mongolia) and comments on related stratigraphy. Vertebrata PalAsiatica 37(3):165-174 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 174737: authorized by Philip Mannion, entered by Philip Mannion on 26.11.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Rodentia - Ischyromyidae
Eosischyromys youngi Wang et al. 1998 rodent
IVPP V11377
 Rodentia - Gobiomyidae
"Mergenomys neimongolensis n. sp." = Gobiomys neimongolensis
"Mergenomys neimongolensis n. sp." = Gobiomys neimongolensis Meng et al. 1999 rodent
IVPP V11701 - type (mandible)
 Lagomorpha - Leporidae
Gobiolagus sp. Burke 1941 rabbit
IVPP V11702
 Placentalia -
Perissodactyla indet. Owen 1848 odd-toed ungulate
IVPP (mandible)
 Perissodactyla - Brontotheriidae
Brontotheriidae indet. Marsh 1873 brontothere
IVPP (astragalus)