IVPP locality 78027, Nanchuanho (Miocene of China)

Where: Qinghai, China (36.5° N, 101.7° E: paleocoordinates 35.1° N, 96.4° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Xiejia Formation, Early/Lower Miocene (23.0 - 16.0 Ma)

• described as Aquitanian or Aquitanian-Burgundian equivalent.

• formation-level stratigraphic resolution

Environment/lithology: fluvial-lacustrine; brown, yellow mudstone and green, yellow sandstone

• "fluvial-lacustrine environment"
• "yellow brown mudstone with intercalated yellowish green, grey mudstone, sandstone and conglomerates lens, containing fish and mammal remains."

Size class: mesofossils

Collected in 1978; reposited in the IVPP

Primary reference: Z. Qiu, C. Li, and S. Wang. 1981. Miocene mammalian fossils from Xining Basin, Qinghai. Vertebrata PalAsiatica 19(2):156-173 [M. Carrano/M. Carrano/J. Alroy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 34674: authorized by Matthew Carrano, entered by Matthew Carrano on 15.09.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

 Rodentia - Muridae
"Tachyoryctoides kokonorensis" = Tachyoryctoides pachygnatus
"Tachyoryctoides kokonorensis" = Tachyoryctoides pachygnatus Bohlin 1937 mouse
 Rodentia - Cricetidae
Eucricetodon youngi Li and Qiu 1980 mouse
 Rodentia - Dipodidae
"Plesiosminthus lajeensis" = Litodonomys lajeensis
"Plesiosminthus lajeensis" = Litodonomys lajeensis Li and Qiu 1980 rodent
 Rodentia - Sciuridae
Sciuridae indet. Gray 1821 squirrel
 Rodentia - Ctenodactylidae
Tataromys sp., "Tataromys suni" = Yindirtemys suni
Tataromys sp. Matthew and Granger 1923 gundi
"Tataromys suni" = Yindirtemys suni Li and Qiu 1980 gundi
 Rodentia - Zapodidae
Plesiosminthus xiningensis Li and Qiu 1980 jumping mouse
Plesiosminthus huangshuiensis Li and Qiu 1980 jumping mouse
 Lagomorpha - Leporidae
Leporidae indet. Fischer de Waldheim 1817 rabbit
 Lagomorpha - Ochotonidae
Sinolagomys pachygnathus Li and Qiu 1980 pika
Sinolagomys cf. pachygnathus Li and Qiu 1980 pika
 Perissodactyla - Rhinocerotidae
Brachypotherium sp. Roger 1904 rhinoceros
 Carnivora - Mustelidae
Mustelidae indet. Fischer 1817 mustelid carnivore
 Artiodactyla - Bovidae
Oioceros xiejiaensis Li and Qiu 1980 antelope