Yuanmou formation, third member, lower part, Shangnabang (Pleistocene of China)

Also known as Yuanmo formation

Where: Yunnan, China (24.9° N, 100.9° E: paleocoordinates 24.8° N, 100.8° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: third Member (Yuanmou Formation), Pleistocene (2.6 - 0.0 Ma)

• Early Quaternary. The mammalian fossils are from the lower part of the third member. The ostracods and plants are from the whole third member (upper and lower part).

• group of beds-level stratigraphic resolution

Environment/lithology: fluvial-lacustrine; unlithified, brown, gray, yellow sandstone and unlithified, brown claystone

• lacustrine-fluvial deposits, predominantly fluvial
• Brownish gray, brownish yellow coarse, medium and fine sand layers, alternated with brown, brownish red silty subclay, subclay and clay layers, intercalated with some grayish black and greyish green thin-bedded humus clay layers; occasionally some pebbles in the sandlayers

Size classes: macrofossils, mesofossils

Collection methods: bulk,

Primary reference: Q. Pu and F. Qian. 1977. Identification of the Yuanmou fossil-man strata; study of the Yuanmou Formation. Acta Geologica Sinica (= Dizhi xuebao) 1977(1):89-100 [J. Alroy/S. Kuemmell/S. Kuemmell]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 36585: authorized by John Alroy, entered by Susanna Kümmell on 06.02.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• A lot of fossils are not specified: mammals: Bovidae; plants: Pandanaceae, Apocynaceae, Dilleniaceae, Betulaceae, Larix, Nothofagus, Taxus, Cyrtandra, Abies, Picea, Tsuga, Pinus, Pseudolarix, Ulmus, Zelkora, Fraxinus
Ostracoda
 Podocopida - Candonidae
Candona sp. Baird 1845 ostracod
 Podocopida - Cyprididae
Cypria sp. Zenker 1854 ostracod
 Podocopida - Ilyocyprididae
Ilyocypris bradyi Sars 1890 ostracod
Ilyocypris gibba Ramdohr 1808 ostracod
Mammalia
 Artiodactyla - Suidae
Sus scrofa Linnaeus 1758 wild boar
 Carnivora - Felidae
Panthera tigris Linnaeus 1758 tiger
Panthera pardus Linnaeus 1758 leopard
Cynailurus sp. Wagler cat
 Carnivora - Hyaenidae
Hyaena sp. Brisson 1762 hyaena